Home / 11,484.47-17,210.25-6,543.90

Finding the Fourth Proportional to 11,484.47, 17,210.25 and 6,543.90

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Solution

The fourth proportional to 11,484.47, 17,210.25 and 6,543.90 is: 9,806.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.47 : 17,210.25 = 6,543.90 : x
  2. Step 2: Convert to fraction form
    11,484.47/17,210.25 = 6,543.90/x
  3. Step 3: Cross multiply
    11,484.47x = 17,210.25 × 6,543.90
  4. Step 4: Simplify right side
    11,484.47x = 112,622,154.98
  5. Step 5: Solve for x
    x = 112,622,154.98/11,484.47
  6. Step 6: Final answer
    x = 9,806.48

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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.