Home / 11,569.32-17,343.36-4,172.04

Finding the Fourth Proportional to 11,569.32, 17,343.36 and 4,172.04

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Solution

The fourth proportional to 11,569.32, 17,343.36 and 4,172.04 is: 6,254.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.32 : 17,343.36 = 4,172.04 : x
  2. Step 2: Convert to fraction form
    11,569.32/17,343.36 = 4,172.04/x
  3. Step 3: Cross multiply
    11,569.32x = 17,343.36 × 4,172.04
  4. Step 4: Simplify right side
    11,569.32x = 72,357,191.65
  5. Step 5: Solve for x
    x = 72,357,191.65/11,569.32
  6. Step 6: Final answer
    x = 6,254.23

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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.