Home / 1,511.38-2,267.21-586.92

Finding the Fourth Proportional to 1,511.38, 2,267.21 and 586.92

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Solution

The fourth proportional to 1,511.38, 2,267.21 and 586.92 is: 880.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.38 : 2,267.21 = 586.92 : x
  2. Step 2: Convert to fraction form
    1,511.38/2,267.21 = 586.92/x
  3. Step 3: Cross multiply
    1,511.38x = 2,267.21 × 586.92
  4. Step 4: Simplify right side
    1,511.38x = 1,330,670.89
  5. Step 5: Solve for x
    x = 1,330,670.89/1,511.38
  6. Step 6: Final answer
    x = 880.43

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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.