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Finding the Fourth Proportional to 10,793.75, 14,891.73 and 6,543.68

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Solution

The fourth proportional to 10,793.75, 14,891.73 and 6,543.68 is: 9,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.75 : 14,891.73 = 6,543.68 : x
  2. Step 2: Convert to fraction form
    10,793.75/14,891.73 = 6,543.68/x
  3. Step 3: Cross multiply
    10,793.75x = 14,891.73 × 6,543.68
  4. Step 4: Simplify right side
    10,793.75x = 97,446,715.77
  5. Step 5: Solve for x
    x = 97,446,715.77/10,793.75
  6. Step 6: Final answer
    x = 9,028.07

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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.