Home / 9,316.79-13,965.45-3,767.88

Finding the Fourth Proportional to 9,316.79, 13,965.45 and 3,767.88

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Solution

The fourth proportional to 9,316.79, 13,965.45 and 3,767.88 is: 5,647.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.79 : 13,965.45 = 3,767.88 : x
  2. Step 2: Convert to fraction form
    9,316.79/13,965.45 = 3,767.88/x
  3. Step 3: Cross multiply
    9,316.79x = 13,965.45 × 3,767.88
  4. Step 4: Simplify right side
    9,316.79x = 52,620,139.75
  5. Step 5: Solve for x
    x = 52,620,139.75/9,316.79
  6. Step 6: Final answer
    x = 5,647.89

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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.