Home / 10,306.15-15,450.06-3,730.88

Finding the Fourth Proportional to 10,306.15, 15,450.06 and 3,730.88

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Solution

The fourth proportional to 10,306.15, 15,450.06 and 3,730.88 is: 5,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.15 : 15,450.06 = 3,730.88 : x
  2. Step 2: Convert to fraction form
    10,306.15/15,450.06 = 3,730.88/x
  3. Step 3: Cross multiply
    10,306.15x = 15,450.06 × 3,730.88
  4. Step 4: Simplify right side
    10,306.15x = 57,642,319.85
  5. Step 5: Solve for x
    x = 57,642,319.85/10,306.15
  6. Step 6: Final answer
    x = 5,593.00

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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.