Home / 7,032.15-9,705.60-5,350.86

Finding the Fourth Proportional to 7,032.15, 9,705.60 and 5,350.86

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Solution

The fourth proportional to 7,032.15, 9,705.60 and 5,350.86 is: 7,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.15 : 9,705.60 = 5,350.86 : x
  2. Step 2: Convert to fraction form
    7,032.15/9,705.60 = 5,350.86/x
  3. Step 3: Cross multiply
    7,032.15x = 9,705.60 × 5,350.86
  4. Step 4: Simplify right side
    7,032.15x = 51,933,306.82
  5. Step 5: Solve for x
    x = 51,933,306.82/7,032.15
  6. Step 6: Final answer
    x = 7,385.13

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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.