Home / 12,177.51-18,264.17-3,410.34

Finding the Fourth Proportional to 12,177.51, 18,264.17 and 3,410.34

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Solution

The fourth proportional to 12,177.51, 18,264.17 and 3,410.34 is: 5,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,177.51 : 18,264.17 = 3,410.34 : x
  2. Step 2: Convert to fraction form
    12,177.51/18,264.17 = 3,410.34/x
  3. Step 3: Cross multiply
    12,177.51x = 18,264.17 × 3,410.34
  4. Step 4: Simplify right side
    12,177.51x = 62,287,012.47
  5. Step 5: Solve for x
    x = 62,287,012.47/12,177.51
  6. Step 6: Final answer
    x = 5,114.92

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1.5x scale

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.