Home / 10,338.39-14,266.98-5,622.66

Finding the Fourth Proportional to 10,338.39, 14,266.98 and 5,622.66

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Solution

The fourth proportional to 10,338.39, 14,266.98 and 5,622.66 is: 7,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.39 : 14,266.98 = 5,622.66 : x
  2. Step 2: Convert to fraction form
    10,338.39/14,266.98 = 5,622.66/x
  3. Step 3: Cross multiply
    10,338.39x = 14,266.98 × 5,622.66
  4. Step 4: Simplify right side
    10,338.39x = 80,218,377.77
  5. Step 5: Solve for x
    x = 80,218,377.77/10,338.39
  6. Step 6: Final answer
    x = 7,759.27

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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.