Home / 6,645.95-9,956.16-3,715.37

Finding the Fourth Proportional to 6,645.95, 9,956.16 and 3,715.37

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Solution

The fourth proportional to 6,645.95, 9,956.16 and 3,715.37 is: 5,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.95 : 9,956.16 = 3,715.37 : x
  2. Step 2: Convert to fraction form
    6,645.95/9,956.16 = 3,715.37/x
  3. Step 3: Cross multiply
    6,645.95x = 9,956.16 × 3,715.37
  4. Step 4: Simplify right side
    6,645.95x = 36,990,818.18
  5. Step 5: Solve for x
    x = 36,990,818.18/6,645.95
  6. Step 6: Final answer
    x = 5,565.92

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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.