Home / 6,741.10-9,301.15-4,087.95

Finding the Fourth Proportional to 6,741.10, 9,301.15 and 4,087.95

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Solution

The fourth proportional to 6,741.10, 9,301.15 and 4,087.95 is: 5,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.10 : 9,301.15 = 4,087.95 : x
  2. Step 2: Convert to fraction form
    6,741.10/9,301.15 = 4,087.95/x
  3. Step 3: Cross multiply
    6,741.10x = 9,301.15 × 4,087.95
  4. Step 4: Simplify right side
    6,741.10x = 38,022,636.14
  5. Step 5: Solve for x
    x = 38,022,636.14/6,741.10
  6. Step 6: Final answer
    x = 5,640.42

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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.