Home / 5,512.32-7,617.60-4,098.06

Finding the Fourth Proportional to 5,512.32, 7,617.60 and 4,098.06

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Solution

The fourth proportional to 5,512.32, 7,617.60 and 4,098.06 is: 5,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.32 : 7,617.60 = 4,098.06 : x
  2. Step 2: Convert to fraction form
    5,512.32/7,617.60 = 4,098.06/x
  3. Step 3: Cross multiply
    5,512.32x = 7,617.60 × 4,098.06
  4. Step 4: Simplify right side
    5,512.32x = 31,217,381.86
  5. Step 5: Solve for x
    x = 31,217,381.86/5,512.32
  6. Step 6: Final answer
    x = 5,663.20

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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.