Home / 9,008.84-12,430.71-5,029.31

Finding the Fourth Proportional to 9,008.84, 12,430.71 and 5,029.31

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Solution

The fourth proportional to 9,008.84, 12,430.71 and 5,029.31 is: 6,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.84 : 12,430.71 = 5,029.31 : x
  2. Step 2: Convert to fraction form
    9,008.84/12,430.71 = 5,029.31/x
  3. Step 3: Cross multiply
    9,008.84x = 12,430.71 × 5,029.31
  4. Step 4: Simplify right side
    9,008.84x = 62,517,831.96
  5. Step 5: Solve for x
    x = 62,517,831.96/9,008.84
  6. Step 6: Final answer
    x = 6,939.61

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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.