Home / 9,332.84-13,970.30-6,978.96

Finding the Fourth Proportional to 9,332.84, 13,970.30 and 6,978.96

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Solution

The fourth proportional to 9,332.84, 13,970.30 and 6,978.96 is: 10,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.84 : 13,970.30 = 6,978.96 : x
  2. Step 2: Convert to fraction form
    9,332.84/13,970.30 = 6,978.96/x
  3. Step 3: Cross multiply
    9,332.84x = 13,970.30 × 6,978.96
  4. Step 4: Simplify right side
    9,332.84x = 97,498,164.89
  5. Step 5: Solve for x
    x = 97,498,164.89/9,332.84
  6. Step 6: Final answer
    x = 10,446.78

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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.