Home / 9,946.89-13,726.75-5,470.92

Finding the Fourth Proportional to 9,946.89, 13,726.75 and 5,470.92

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Solution

The fourth proportional to 9,946.89, 13,726.75 and 5,470.92 is: 7,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.89 : 13,726.75 = 5,470.92 : x
  2. Step 2: Convert to fraction form
    9,946.89/13,726.75 = 5,470.92/x
  3. Step 3: Cross multiply
    9,946.89x = 13,726.75 × 5,470.92
  4. Step 4: Simplify right side
    9,946.89x = 75,097,951.11
  5. Step 5: Solve for x
    x = 75,097,951.11/9,946.89
  6. Step 6: Final answer
    x = 7,549.89

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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.