Home / 9,663.12-13,338.33-5,888.73

Finding the Fourth Proportional to 9,663.12, 13,338.33 and 5,888.73

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Solution

The fourth proportional to 9,663.12, 13,338.33 and 5,888.73 is: 8,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663.12 : 13,338.33 = 5,888.73 : x
  2. Step 2: Convert to fraction form
    9,663.12/13,338.33 = 5,888.73/x
  3. Step 3: Cross multiply
    9,663.12x = 13,338.33 × 5,888.73
  4. Step 4: Simplify right side
    9,663.12x = 78,545,824.02
  5. Step 5: Solve for x
    x = 78,545,824.02/9,663.12
  6. Step 6: Final answer
    x = 8,128.41

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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.