Home / 5,281.95-7,286.96-3,042.63

Finding the Fourth Proportional to 5,281.95, 7,286.96 and 3,042.63

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Solution

The fourth proportional to 5,281.95, 7,286.96 and 3,042.63 is: 4,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.95 : 7,286.96 = 3,042.63 : x
  2. Step 2: Convert to fraction form
    5,281.95/7,286.96 = 3,042.63/x
  3. Step 3: Cross multiply
    5,281.95x = 7,286.96 × 3,042.63
  4. Step 4: Simplify right side
    5,281.95x = 22,171,523.10
  5. Step 5: Solve for x
    x = 22,171,523.10/5,281.95
  6. Step 6: Final answer
    x = 4,197.60

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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.