Home / 7,753.12-11,631.29-4,054.34

Finding the Fourth Proportional to 7,753.12, 11,631.29 and 4,054.34

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Solution

The fourth proportional to 7,753.12, 11,631.29 and 4,054.34 is: 6,082.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.12 : 11,631.29 = 4,054.34 : x
  2. Step 2: Convert to fraction form
    7,753.12/11,631.29 = 4,054.34/x
  3. Step 3: Cross multiply
    7,753.12x = 11,631.29 × 4,054.34
  4. Step 4: Simplify right side
    7,753.12x = 47,157,213.11
  5. Step 5: Solve for x
    x = 47,157,213.11/7,753.12
  6. Step 6: Final answer
    x = 6,082.36

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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.