Home / 10,503.04-15,753.60-3,577.12

Finding the Fourth Proportional to 10,503.04, 15,753.60 and 3,577.12

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Solution

The fourth proportional to 10,503.04, 15,753.60 and 3,577.12 is: 5,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503.04 : 15,753.60 = 3,577.12 : x
  2. Step 2: Convert to fraction form
    10,503.04/15,753.60 = 3,577.12/x
  3. Step 3: Cross multiply
    10,503.04x = 15,753.60 × 3,577.12
  4. Step 4: Simplify right side
    10,503.04x = 56,352,517.63
  5. Step 5: Solve for x
    x = 56,352,517.63/10,503.04
  6. Step 6: Final answer
    x = 5,365.35

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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.