Home / 2,340.23-3,510.33-1,372.47

Finding the Fourth Proportional to 2,340.23, 3,510.33 and 1,372.47

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Solution

The fourth proportional to 2,340.23, 3,510.33 and 1,372.47 is: 2,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.23 : 3,510.33 = 1,372.47 : x
  2. Step 2: Convert to fraction form
    2,340.23/3,510.33 = 1,372.47/x
  3. Step 3: Cross multiply
    2,340.23x = 3,510.33 × 1,372.47
  4. Step 4: Simplify right side
    2,340.23x = 4,817,822.62
  5. Step 5: Solve for x
    x = 4,817,822.62/2,340.23
  6. Step 6: Final answer
    x = 2,058.70

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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.