Home / 9,015.64-12,442.20-5,037.32

Finding the Fourth Proportional to 9,015.64, 12,442.20 and 5,037.32

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Solution

The fourth proportional to 9,015.64, 12,442.20 and 5,037.32 is: 6,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.64 : 12,442.20 = 5,037.32 : x
  2. Step 2: Convert to fraction form
    9,015.64/12,442.20 = 5,037.32/x
  3. Step 3: Cross multiply
    9,015.64x = 12,442.20 × 5,037.32
  4. Step 4: Simplify right side
    9,015.64x = 62,675,342.90
  5. Step 5: Solve for x
    x = 62,675,342.90/9,015.64
  6. Step 6: Final answer
    x = 6,951.85

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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.