Home / 10,791.11-14,888.25-6,543.87

Finding the Fourth Proportional to 10,791.11, 14,888.25 and 6,543.87

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Solution

The fourth proportional to 10,791.11, 14,888.25 and 6,543.87 is: 9,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.11 : 14,888.25 = 6,543.87 : x
  2. Step 2: Convert to fraction form
    10,791.11/14,888.25 = 6,543.87/x
  3. Step 3: Cross multiply
    10,791.11x = 14,888.25 × 6,543.87
  4. Step 4: Simplify right side
    10,791.11x = 97,426,772.53
  5. Step 5: Solve for x
    x = 97,426,772.53/10,791.11
  6. Step 6: Final answer
    x = 9,028.43

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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.