Home / 8,681.04-13,026.24-5,760.72

Finding the Fourth Proportional to 8,681.04, 13,026.24 and 5,760.72

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Solution

The fourth proportional to 8,681.04, 13,026.24 and 5,760.72 is: 8,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.04 : 13,026.24 = 5,760.72 : x
  2. Step 2: Convert to fraction form
    8,681.04/13,026.24 = 5,760.72/x
  3. Step 3: Cross multiply
    8,681.04x = 13,026.24 × 5,760.72
  4. Step 4: Simplify right side
    8,681.04x = 75,040,521.29
  5. Step 5: Solve for x
    x = 75,040,521.29/8,681.04
  6. Step 6: Final answer
    x = 8,644.19

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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.