Home / 2,230.50-3,073.23-1,565.49

Finding the Fourth Proportional to 2,230.50, 3,073.23 and 1,565.49

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Solution

The fourth proportional to 2,230.50, 3,073.23 and 1,565.49 is: 2,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.50 : 3,073.23 = 1,565.49 : x
  2. Step 2: Convert to fraction form
    2,230.50/3,073.23 = 1,565.49/x
  3. Step 3: Cross multiply
    2,230.50x = 3,073.23 × 1,565.49
  4. Step 4: Simplify right side
    2,230.50x = 4,811,110.83
  5. Step 5: Solve for x
    x = 4,811,110.83/2,230.50
  6. Step 6: Final answer
    x = 2,156.97

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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.