Home / 3,666.60-5,061.42-2,340.36

Finding the Fourth Proportional to 3,666.60, 5,061.42 and 2,340.36

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Solution

The fourth proportional to 3,666.60, 5,061.42 and 2,340.36 is: 3,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.60 : 5,061.42 = 2,340.36 : x
  2. Step 2: Convert to fraction form
    3,666.60/5,061.42 = 2,340.36/x
  3. Step 3: Cross multiply
    3,666.60x = 5,061.42 × 2,340.36
  4. Step 4: Simplify right side
    3,666.60x = 11,845,544.91
  5. Step 5: Solve for x
    x = 11,845,544.91/3,666.60
  6. Step 6: Final answer
    x = 3,230.66

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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.