Home / 7,045.61-10,565.22-2,659.96

Finding the Fourth Proportional to 7,045.61, 10,565.22 and 2,659.96

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Solution

The fourth proportional to 7,045.61, 10,565.22 and 2,659.96 is: 3,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.61 : 10,565.22 = 2,659.96 : x
  2. Step 2: Convert to fraction form
    7,045.61/10,565.22 = 2,659.96/x
  3. Step 3: Cross multiply
    7,045.61x = 10,565.22 × 2,659.96
  4. Step 4: Simplify right side
    7,045.61x = 28,103,009.77
  5. Step 5: Solve for x
    x = 28,103,009.77/7,045.61
  6. Step 6: Final answer
    x = 3,988.73

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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.