Home / 3,061.20-4,583.70-2,407.80

Finding the Fourth Proportional to 3,061.20, 4,583.70 and 2,407.80

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Solution

The fourth proportional to 3,061.20, 4,583.70 and 2,407.80 is: 3,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.20 : 4,583.70 = 2,407.80 : x
  2. Step 2: Convert to fraction form
    3,061.20/4,583.70 = 2,407.80/x
  3. Step 3: Cross multiply
    3,061.20x = 4,583.70 × 2,407.80
  4. Step 4: Simplify right side
    3,061.20x = 11,036,632.86
  5. Step 5: Solve for x
    x = 11,036,632.86/3,061.20
  6. Step 6: Final answer
    x = 3,605.33

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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.