Home / 3,127.03-4,688.76-1,046.49

Finding the Fourth Proportional to 3,127.03, 4,688.76 and 1,046.49

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Solution

The fourth proportional to 3,127.03, 4,688.76 and 1,046.49 is: 1,569.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.03 : 4,688.76 = 1,046.49 : x
  2. Step 2: Convert to fraction form
    3,127.03/4,688.76 = 1,046.49/x
  3. Step 3: Cross multiply
    3,127.03x = 4,688.76 × 1,046.49
  4. Step 4: Simplify right side
    3,127.03x = 4,906,763.41
  5. Step 5: Solve for x
    x = 4,906,763.41/3,127.03
  6. Step 6: Final answer
    x = 1,569.14

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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.