Home / 5,810.73-8,712.40-2,686.56

Finding the Fourth Proportional to 5,810.73, 8,712.40 and 2,686.56

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Solution

The fourth proportional to 5,810.73, 8,712.40 and 2,686.56 is: 4,028.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.73 : 8,712.40 = 2,686.56 : x
  2. Step 2: Convert to fraction form
    5,810.73/8,712.40 = 2,686.56/x
  3. Step 3: Cross multiply
    5,810.73x = 8,712.40 × 2,686.56
  4. Step 4: Simplify right side
    5,810.73x = 23,406,385.34
  5. Step 5: Solve for x
    x = 23,406,385.34/5,810.73
  6. Step 6: Final answer
    x = 4,028.13

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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.