Home / 1,681.48-2,517.90-1,030.24

Finding the Fourth Proportional to 1,681.48, 2,517.90 and 1,030.24

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Solution

The fourth proportional to 1,681.48, 2,517.90 and 1,030.24 is: 1,542.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681.48 : 2,517.90 = 1,030.24 : x
  2. Step 2: Convert to fraction form
    1,681.48/2,517.90 = 1,030.24/x
  3. Step 3: Cross multiply
    1,681.48x = 2,517.90 × 1,030.24
  4. Step 4: Simplify right side
    1,681.48x = 2,594,041.30
  5. Step 5: Solve for x
    x = 2,594,041.30/1,681.48
  6. Step 6: Final answer
    x = 1,542.71

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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.