Home / 9,230.69-12,736.66-5,454.47

Finding the Fourth Proportional to 9,230.69, 12,736.66 and 5,454.47

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Solution

The fourth proportional to 9,230.69, 12,736.66 and 5,454.47 is: 7,526.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.69 : 12,736.66 = 5,454.47 : x
  2. Step 2: Convert to fraction form
    9,230.69/12,736.66 = 5,454.47/x
  3. Step 3: Cross multiply
    9,230.69x = 12,736.66 × 5,454.47
  4. Step 4: Simplify right side
    9,230.69x = 69,471,729.87
  5. Step 5: Solve for x
    x = 69,471,729.87/9,230.69
  6. Step 6: Final answer
    x = 7,526.17

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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.