Home / 2,414.72-3,330.68-1,818.77

Finding the Fourth Proportional to 2,414.72, 3,330.68 and 1,818.77

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Solution

The fourth proportional to 2,414.72, 3,330.68 and 1,818.77 is: 2,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.72 : 3,330.68 = 1,818.77 : x
  2. Step 2: Convert to fraction form
    2,414.72/3,330.68 = 1,818.77/x
  3. Step 3: Cross multiply
    2,414.72x = 3,330.68 × 1,818.77
  4. Step 4: Simplify right side
    2,414.72x = 6,057,715.12
  5. Step 5: Solve for x
    x = 6,057,715.12/2,414.72
  6. Step 6: Final answer
    x = 2,508.66

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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.