Home / 2,385.10-3,574.23-1,342.91

Finding the Fourth Proportional to 2,385.10, 3,574.23 and 1,342.91

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Solution

The fourth proportional to 2,385.10, 3,574.23 and 1,342.91 is: 2,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.10 : 3,574.23 = 1,342.91 : x
  2. Step 2: Convert to fraction form
    2,385.10/3,574.23 = 1,342.91/x
  3. Step 3: Cross multiply
    2,385.10x = 3,574.23 × 1,342.91
  4. Step 4: Simplify right side
    2,385.10x = 4,799,869.21
  5. Step 5: Solve for x
    x = 4,799,869.21/2,385.10
  6. Step 6: Final answer
    x = 2,012.44

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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.