Home / 9,486.59-13,091.49-5,294.84

Finding the Fourth Proportional to 9,486.59, 13,091.49 and 5,294.84

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Solution

The fourth proportional to 9,486.59, 13,091.49 and 5,294.84 is: 7,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.59 : 13,091.49 = 5,294.84 : x
  2. Step 2: Convert to fraction form
    9,486.59/13,091.49 = 5,294.84/x
  3. Step 3: Cross multiply
    9,486.59x = 13,091.49 × 5,294.84
  4. Step 4: Simplify right side
    9,486.59x = 69,317,279.45
  5. Step 5: Solve for x
    x = 69,317,279.45/9,486.59
  6. Step 6: Final answer
    x = 7,306.87

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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.