Home / 5,718.61-8,577.92-1,614.61

Finding the Fourth Proportional to 5,718.61, 8,577.92 and 1,614.61

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Solution

The fourth proportional to 5,718.61, 8,577.92 and 1,614.61 is: 2,421.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.61 : 8,577.92 = 1,614.61 : x
  2. Step 2: Convert to fraction form
    5,718.61/8,577.92 = 1,614.61/x
  3. Step 3: Cross multiply
    5,718.61x = 8,577.92 × 1,614.61
  4. Step 4: Simplify right side
    5,718.61x = 13,849,995.41
  5. Step 5: Solve for x
    x = 13,849,995.41/5,718.61
  6. Step 6: Final answer
    x = 2,421.92

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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.