Home / 2,041.04-3,061.56-1,611.20

Finding the Fourth Proportional to 2,041.04, 3,061.56 and 1,611.20

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Solution

The fourth proportional to 2,041.04, 3,061.56 and 1,611.20 is: 2,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.04 : 3,061.56 = 1,611.20 : x
  2. Step 2: Convert to fraction form
    2,041.04/3,061.56 = 1,611.20/x
  3. Step 3: Cross multiply
    2,041.04x = 3,061.56 × 1,611.20
  4. Step 4: Simplify right side
    2,041.04x = 4,932,785.47
  5. Step 5: Solve for x
    x = 4,932,785.47/2,041.04
  6. Step 6: Final answer
    x = 2,416.80

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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.