Home / 1,459.17-2,188.05-534.11

Finding the Fourth Proportional to 1,459.17, 2,188.05 and 534.11

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Solution

The fourth proportional to 1,459.17, 2,188.05 and 534.11 is: 800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.17 : 2,188.05 = 534.11 : x
  2. Step 2: Convert to fraction form
    1,459.17/2,188.05 = 534.11/x
  3. Step 3: Cross multiply
    1,459.17x = 2,188.05 × 534.11
  4. Step 4: Simplify right side
    1,459.17x = 1,168,648.45
  5. Step 5: Solve for x
    x = 1,168,648.45/1,459.17
  6. Step 6: Final answer
    x = 800.90

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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.