Home / 4,285.86-5,915.04-2,397.55

Finding the Fourth Proportional to 4,285.86, 5,915.04 and 2,397.55

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Solution

The fourth proportional to 4,285.86, 5,915.04 and 2,397.55 is: 3,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.86 : 5,915.04 = 2,397.55 : x
  2. Step 2: Convert to fraction form
    4,285.86/5,915.04 = 2,397.55/x
  3. Step 3: Cross multiply
    4,285.86x = 5,915.04 × 2,397.55
  4. Step 4: Simplify right side
    4,285.86x = 14,181,609.30
  5. Step 5: Solve for x
    x = 14,181,609.30/4,285.86
  6. Step 6: Final answer
    x = 3,308.93

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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.