Home / 10,397.04-15,600.80-4,161.47

Finding the Fourth Proportional to 10,397.04, 15,600.80 and 4,161.47

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Solution

The fourth proportional to 10,397.04, 15,600.80 and 4,161.47 is: 6,244.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.04 : 15,600.80 = 4,161.47 : x
  2. Step 2: Convert to fraction form
    10,397.04/15,600.80 = 4,161.47/x
  3. Step 3: Cross multiply
    10,397.04x = 15,600.80 × 4,161.47
  4. Step 4: Simplify right side
    10,397.04x = 64,922,162.36
  5. Step 5: Solve for x
    x = 64,922,162.36/10,397.04
  6. Step 6: Final answer
    x = 6,244.29

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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.