Home / 5,026.17-7,531.57-2,686.51

Finding the Fourth Proportional to 5,026.17, 7,531.57 and 2,686.51

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Solution

The fourth proportional to 5,026.17, 7,531.57 and 2,686.51 is: 4,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.17 : 7,531.57 = 2,686.51 : x
  2. Step 2: Convert to fraction form
    5,026.17/7,531.57 = 2,686.51/x
  3. Step 3: Cross multiply
    5,026.17x = 7,531.57 × 2,686.51
  4. Step 4: Simplify right side
    5,026.17x = 20,233,609.49
  5. Step 5: Solve for x
    x = 20,233,609.49/5,026.17
  6. Step 6: Final answer
    x = 4,025.65

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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.