Home / 9,007.44-12,430.05-5,028.92

Finding the Fourth Proportional to 9,007.44, 12,430.05 and 5,028.92

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Solution

The fourth proportional to 9,007.44, 12,430.05 and 5,028.92 is: 6,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.44 : 12,430.05 = 5,028.92 : x
  2. Step 2: Convert to fraction form
    9,007.44/12,430.05 = 5,028.92/x
  3. Step 3: Cross multiply
    9,007.44x = 12,430.05 × 5,028.92
  4. Step 4: Simplify right side
    9,007.44x = 62,509,708.54
  5. Step 5: Solve for x
    x = 62,509,708.54/9,007.44
  6. Step 6: Final answer
    x = 6,939.79

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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.