Home / 9,724.56-14,564.95-6,815.85

Finding the Fourth Proportional to 9,724.56, 14,564.95 and 6,815.85

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Solution

The fourth proportional to 9,724.56, 14,564.95 and 6,815.85 is: 10,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724.56 : 14,564.95 = 6,815.85 : x
  2. Step 2: Convert to fraction form
    9,724.56/14,564.95 = 6,815.85/x
  3. Step 3: Cross multiply
    9,724.56x = 14,564.95 × 6,815.85
  4. Step 4: Simplify right side
    9,724.56x = 99,272,514.46
  5. Step 5: Solve for x
    x = 99,272,514.46/9,724.56
  6. Step 6: Final answer
    x = 10,208.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.