Home / 3,132.76-4,699.96-1,283.26

Finding the Fourth Proportional to 3,132.76, 4,699.96 and 1,283.26

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Solution

The fourth proportional to 3,132.76, 4,699.96 and 1,283.26 is: 1,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.76 : 4,699.96 = 1,283.26 : x
  2. Step 2: Convert to fraction form
    3,132.76/4,699.96 = 1,283.26/x
  3. Step 3: Cross multiply
    3,132.76x = 4,699.96 × 1,283.26
  4. Step 4: Simplify right side
    3,132.76x = 6,031,270.67
  5. Step 5: Solve for x
    x = 6,031,270.67/3,132.76
  6. Step 6: Final answer
    x = 1,925.23

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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.