Home / 3,110.18-4,663.90-1,648.99

Finding the Fourth Proportional to 3,110.18, 4,663.90 and 1,648.99

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Solution

The fourth proportional to 3,110.18, 4,663.90 and 1,648.99 is: 2,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.18 : 4,663.90 = 1,648.99 : x
  2. Step 2: Convert to fraction form
    3,110.18/4,663.90 = 1,648.99/x
  3. Step 3: Cross multiply
    3,110.18x = 4,663.90 × 1,648.99
  4. Step 4: Simplify right side
    3,110.18x = 7,690,724.46
  5. Step 5: Solve for x
    x = 7,690,724.46/3,110.18
  6. Step 6: Final answer
    x = 2,472.76

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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.