Home / 3,057.50-4,587.03-1,415.23

Finding the Fourth Proportional to 3,057.50, 4,587.03 and 1,415.23

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Solution

The fourth proportional to 3,057.50, 4,587.03 and 1,415.23 is: 2,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.50 : 4,587.03 = 1,415.23 : x
  2. Step 2: Convert to fraction form
    3,057.50/4,587.03 = 1,415.23/x
  3. Step 3: Cross multiply
    3,057.50x = 4,587.03 × 1,415.23
  4. Step 4: Simplify right side
    3,057.50x = 6,491,702.47
  5. Step 5: Solve for x
    x = 6,491,702.47/3,057.50
  6. Step 6: Final answer
    x = 2,123.21

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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.