Home / 5,247.54-7,871.29-3,599.08

Finding the Fourth Proportional to 5,247.54, 7,871.29 and 3,599.08

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Solution

The fourth proportional to 5,247.54, 7,871.29 and 3,599.08 is: 5,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.54 : 7,871.29 = 3,599.08 : x
  2. Step 2: Convert to fraction form
    5,247.54/7,871.29 = 3,599.08/x
  3. Step 3: Cross multiply
    5,247.54x = 7,871.29 × 3,599.08
  4. Step 4: Simplify right side
    5,247.54x = 28,329,422.09
  5. Step 5: Solve for x
    x = 28,329,422.09/5,247.54
  6. Step 6: Final answer
    x = 5,398.62

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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.