Home / 4,371.12-6,556.72-3,499.16

Finding the Fourth Proportional to 4,371.12, 6,556.72 and 3,499.16

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Solution

The fourth proportional to 4,371.12, 6,556.72 and 3,499.16 is: 5,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.12 : 6,556.72 = 3,499.16 : x
  2. Step 2: Convert to fraction form
    4,371.12/6,556.72 = 3,499.16/x
  3. Step 3: Cross multiply
    4,371.12x = 6,556.72 × 3,499.16
  4. Step 4: Simplify right side
    4,371.12x = 22,943,017.07
  5. Step 5: Solve for x
    x = 22,943,017.07/4,371.12
  6. Step 6: Final answer
    x = 5,248.78

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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.