Home / 6,513.12-9,770.13-2,617.53

Finding the Fourth Proportional to 6,513.12, 9,770.13 and 2,617.53

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Solution

The fourth proportional to 6,513.12, 9,770.13 and 2,617.53 is: 3,926.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.12 : 9,770.13 = 2,617.53 : x
  2. Step 2: Convert to fraction form
    6,513.12/9,770.13 = 2,617.53/x
  3. Step 3: Cross multiply
    6,513.12x = 9,770.13 × 2,617.53
  4. Step 4: Simplify right side
    6,513.12x = 25,573,546.44
  5. Step 5: Solve for x
    x = 25,573,546.44/6,513.12
  6. Step 6: Final answer
    x = 3,926.47

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1.5x scale

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.