Home / 5,459.72-7,534.13-3,101.81

Finding the Fourth Proportional to 5,459.72, 7,534.13 and 3,101.81

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Solution

The fourth proportional to 5,459.72, 7,534.13 and 3,101.81 is: 4,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.72 : 7,534.13 = 3,101.81 : x
  2. Step 2: Convert to fraction form
    5,459.72/7,534.13 = 3,101.81/x
  3. Step 3: Cross multiply
    5,459.72x = 7,534.13 × 3,101.81
  4. Step 4: Simplify right side
    5,459.72x = 23,369,386.60
  5. Step 5: Solve for x
    x = 23,369,386.60/5,459.72
  6. Step 6: Final answer
    x = 4,280.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.