Home / 5,246.88-7,870.31-3,598.43

Finding the Fourth Proportional to 5,246.88, 7,870.31 and 3,598.43

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Solution

The fourth proportional to 5,246.88, 7,870.31 and 3,598.43 is: 5,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.88 : 7,870.31 = 3,598.43 : x
  2. Step 2: Convert to fraction form
    5,246.88/7,870.31 = 3,598.43/x
  3. Step 3: Cross multiply
    5,246.88x = 7,870.31 × 3,598.43
  4. Step 4: Simplify right side
    5,246.88x = 28,320,759.61
  5. Step 5: Solve for x
    x = 28,320,759.61/5,246.88
  6. Step 6: Final answer
    x = 5,397.64

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Double scale
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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.