Home / 6,220.76-8,585.46-3,567.65

Finding the Fourth Proportional to 6,220.76, 8,585.46 and 3,567.65

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Solution

The fourth proportional to 6,220.76, 8,585.46 and 3,567.65 is: 4,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.76 : 8,585.46 = 3,567.65 : x
  2. Step 2: Convert to fraction form
    6,220.76/8,585.46 = 3,567.65/x
  3. Step 3: Cross multiply
    6,220.76x = 8,585.46 × 3,567.65
  4. Step 4: Simplify right side
    6,220.76x = 30,629,916.37
  5. Step 5: Solve for x
    x = 30,629,916.37/6,220.76
  6. Step 6: Final answer
    x = 4,923.82

Related Problems

Find fourth proportional to 3,110.38, 4,292.73 and 1,783.83
Half scale
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Double scale
Find fourth proportional to 6,221.76, 8,586.84 and 3,568.65
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.