Home / 10,575.30-15,863.62-3,554.76

Finding the Fourth Proportional to 10,575.30, 15,863.62 and 3,554.76

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Solution

The fourth proportional to 10,575.30, 15,863.62 and 3,554.76 is: 5,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.30 : 15,863.62 = 3,554.76 : x
  2. Step 2: Convert to fraction form
    10,575.30/15,863.62 = 3,554.76/x
  3. Step 3: Cross multiply
    10,575.30x = 15,863.62 × 3,554.76
  4. Step 4: Simplify right side
    10,575.30x = 56,391,361.83
  5. Step 5: Solve for x
    x = 56,391,361.83/10,575.30
  6. Step 6: Final answer
    x = 5,332.37

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1.5x scale

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.