Home / 1,635.93-2,437.35-1,553.31

Finding the Fourth Proportional to 1,635.93, 2,437.35 and 1,553.31

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Solution

The fourth proportional to 1,635.93, 2,437.35 and 1,553.31 is: 2,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.93 : 2,437.35 = 1,553.31 : x
  2. Step 2: Convert to fraction form
    1,635.93/2,437.35 = 1,553.31/x
  3. Step 3: Cross multiply
    1,635.93x = 2,437.35 × 1,553.31
  4. Step 4: Simplify right side
    1,635.93x = 3,785,960.13
  5. Step 5: Solve for x
    x = 3,785,960.13/1,635.93
  6. Step 6: Final answer
    x = 2,314.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.