Home / 6,285.42-9,427.25-3,479.45

Finding the Fourth Proportional to 6,285.42, 9,427.25 and 3,479.45

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Solution

The fourth proportional to 6,285.42, 9,427.25 and 3,479.45 is: 5,218.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.42 : 9,427.25 = 3,479.45 : x
  2. Step 2: Convert to fraction form
    6,285.42/9,427.25 = 3,479.45/x
  3. Step 3: Cross multiply
    6,285.42x = 9,427.25 × 3,479.45
  4. Step 4: Simplify right side
    6,285.42x = 32,801,580.48
  5. Step 5: Solve for x
    x = 32,801,580.48/6,285.42
  6. Step 6: Final answer
    x = 5,218.68

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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.