Home / 10,523.16-15,785.52-3,502.86

Finding the Fourth Proportional to 10,523.16, 15,785.52 and 3,502.86

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Solution

The fourth proportional to 10,523.16, 15,785.52 and 3,502.86 is: 5,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.16 : 15,785.52 = 3,502.86 : x
  2. Step 2: Convert to fraction form
    10,523.16/15,785.52 = 3,502.86/x
  3. Step 3: Cross multiply
    10,523.16x = 15,785.52 × 3,502.86
  4. Step 4: Simplify right side
    10,523.16x = 55,294,466.59
  5. Step 5: Solve for x
    x = 55,294,466.59/10,523.16
  6. Step 6: Final answer
    x = 5,254.55

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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.