Home / 9,133.39-13,700.29-7,260.57

Finding the Fourth Proportional to 9,133.39, 13,700.29 and 7,260.57

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Solution

The fourth proportional to 9,133.39, 13,700.29 and 7,260.57 is: 10,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.39 : 13,700.29 = 7,260.57 : x
  2. Step 2: Convert to fraction form
    9,133.39/13,700.29 = 7,260.57/x
  3. Step 3: Cross multiply
    9,133.39x = 13,700.29 × 7,260.57
  4. Step 4: Simplify right side
    9,133.39x = 99,471,910.28
  5. Step 5: Solve for x
    x = 99,471,910.28/9,133.39
  6. Step 6: Final answer
    x = 10,891.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.