Home / 9,351.92-12,904.98-5,373.02

Finding the Fourth Proportional to 9,351.92, 12,904.98 and 5,373.02

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Solution

The fourth proportional to 9,351.92, 12,904.98 and 5,373.02 is: 7,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.92 : 12,904.98 = 5,373.02 : x
  2. Step 2: Convert to fraction form
    9,351.92/12,904.98 = 5,373.02/x
  3. Step 3: Cross multiply
    9,351.92x = 12,904.98 × 5,373.02
  4. Step 4: Simplify right side
    9,351.92x = 69,338,715.64
  5. Step 5: Solve for x
    x = 69,338,715.64/9,351.92
  6. Step 6: Final answer
    x = 7,414.38

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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.