Home / 3,641.12-5,459.76-1,588

Finding the Fourth Proportional to 3,641.12, 5,459.76 and 1,588

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Solution

The fourth proportional to 3,641.12, 5,459.76 and 1,588 is: 2,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.12 : 5,459.76 = 1,588 : x
  2. Step 2: Convert to fraction form
    3,641.12/5,459.76 = 1,588/x
  3. Step 3: Cross multiply
    3,641.12x = 5,459.76 × 1,588
  4. Step 4: Simplify right side
    3,641.12x = 8,670,098.88
  5. Step 5: Solve for x
    x = 8,670,098.88/3,641.12
  6. Step 6: Final answer
    x = 2,381.16

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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.