Home / 6,860.66-10,285.50-6,474.30

Finding the Fourth Proportional to 6,860.66, 10,285.50 and 6,474.30

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Solution

The fourth proportional to 6,860.66, 10,285.50 and 6,474.30 is: 9,706.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.66 : 10,285.50 = 6,474.30 : x
  2. Step 2: Convert to fraction form
    6,860.66/10,285.50 = 6,474.30/x
  3. Step 3: Cross multiply
    6,860.66x = 10,285.50 × 6,474.30
  4. Step 4: Simplify right side
    6,860.66x = 66,591,412.65
  5. Step 5: Solve for x
    x = 66,591,412.65/6,860.66
  6. Step 6: Final answer
    x = 9,706.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.