Home / 7,456.34-11,123.56-6,926.06

Finding the Fourth Proportional to 7,456.34, 11,123.56 and 6,926.06

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Solution

The fourth proportional to 7,456.34, 11,123.56 and 6,926.06 is: 10,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.34 : 11,123.56 = 6,926.06 : x
  2. Step 2: Convert to fraction form
    7,456.34/11,123.56 = 6,926.06/x
  3. Step 3: Cross multiply
    7,456.34x = 11,123.56 × 6,926.06
  4. Step 4: Simplify right side
    7,456.34x = 77,042,443.97
  5. Step 5: Solve for x
    x = 77,042,443.97/7,456.34
  6. Step 6: Final answer
    x = 10,332.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.