Home / 10,296.75-14,209.55-5,581.05

Finding the Fourth Proportional to 10,296.75, 14,209.55 and 5,581.05

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Solution

The fourth proportional to 10,296.75, 14,209.55 and 5,581.05 is: 7,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.75 : 14,209.55 = 5,581.05 : x
  2. Step 2: Convert to fraction form
    10,296.75/14,209.55 = 5,581.05/x
  3. Step 3: Cross multiply
    10,296.75x = 14,209.55 × 5,581.05
  4. Step 4: Simplify right side
    10,296.75x = 79,304,181.12
  5. Step 5: Solve for x
    x = 79,304,181.12/10,296.75
  6. Step 6: Final answer
    x = 7,701.87

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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.