Home / 5,424.52-8,135.16-2,958.88

Finding the Fourth Proportional to 5,424.52, 8,135.16 and 2,958.88

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Solution

The fourth proportional to 5,424.52, 8,135.16 and 2,958.88 is: 4,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.52 : 8,135.16 = 2,958.88 : x
  2. Step 2: Convert to fraction form
    5,424.52/8,135.16 = 2,958.88/x
  3. Step 3: Cross multiply
    5,424.52x = 8,135.16 × 2,958.88
  4. Step 4: Simplify right side
    5,424.52x = 24,070,962.22
  5. Step 5: Solve for x
    x = 24,070,962.22/5,424.52
  6. Step 6: Final answer
    x = 4,437.44

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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.