Home / 9,770.88-14,654.72-4,577.28

Finding the Fourth Proportional to 9,770.88, 14,654.72 and 4,577.28

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Solution

The fourth proportional to 9,770.88, 14,654.72 and 4,577.28 is: 6,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.88 : 14,654.72 = 4,577.28 : x
  2. Step 2: Convert to fraction form
    9,770.88/14,654.72 = 4,577.28/x
  3. Step 3: Cross multiply
    9,770.88x = 14,654.72 × 4,577.28
  4. Step 4: Simplify right side
    9,770.88x = 67,078,756.76
  5. Step 5: Solve for x
    x = 67,078,756.76/9,770.88
  6. Step 6: Final answer
    x = 6,865.17

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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.