Home / 9,015.96-12,442.32-5,037.30

Finding the Fourth Proportional to 9,015.96, 12,442.32 and 5,037.30

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Solution

The fourth proportional to 9,015.96, 12,442.32 and 5,037.30 is: 6,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.96 : 12,442.32 = 5,037.30 : x
  2. Step 2: Convert to fraction form
    9,015.96/12,442.32 = 5,037.30/x
  3. Step 3: Cross multiply
    9,015.96x = 12,442.32 × 5,037.30
  4. Step 4: Simplify right side
    9,015.96x = 62,675,698.54
  5. Step 5: Solve for x
    x = 62,675,698.54/9,015.96
  6. Step 6: Final answer
    x = 6,951.64

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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.