Home / 2,217.15-3,060.94-1,472.13

Finding the Fourth Proportional to 2,217.15, 3,060.94 and 1,472.13

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Solution

The fourth proportional to 2,217.15, 3,060.94 and 1,472.13 is: 2,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.15 : 3,060.94 = 1,472.13 : x
  2. Step 2: Convert to fraction form
    2,217.15/3,060.94 = 1,472.13/x
  3. Step 3: Cross multiply
    2,217.15x = 3,060.94 × 1,472.13
  4. Step 4: Simplify right side
    2,217.15x = 4,506,112.93
  5. Step 5: Solve for x
    x = 4,506,112.93/2,217.15
  6. Step 6: Final answer
    x = 2,032.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.