Home / 9,193.15-12,686.66-5,001.40

Finding the Fourth Proportional to 9,193.15, 12,686.66 and 5,001.40

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Solution

The fourth proportional to 9,193.15, 12,686.66 and 5,001.40 is: 6,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.15 : 12,686.66 = 5,001.40 : x
  2. Step 2: Convert to fraction form
    9,193.15/12,686.66 = 5,001.40/x
  3. Step 3: Cross multiply
    9,193.15x = 12,686.66 × 5,001.40
  4. Step 4: Simplify right side
    9,193.15x = 63,451,061.32
  5. Step 5: Solve for x
    x = 63,451,061.32/9,193.15
  6. Step 6: Final answer
    x = 6,901.99

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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.