Home / 5,104.28-7,648.02-3,152.45

Finding the Fourth Proportional to 5,104.28, 7,648.02 and 3,152.45

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Solution

The fourth proportional to 5,104.28, 7,648.02 and 3,152.45 is: 4,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.28 : 7,648.02 = 3,152.45 : x
  2. Step 2: Convert to fraction form
    5,104.28/7,648.02 = 3,152.45/x
  3. Step 3: Cross multiply
    5,104.28x = 7,648.02 × 3,152.45
  4. Step 4: Simplify right side
    5,104.28x = 24,109,962.41
  5. Step 5: Solve for x
    x = 24,109,962.41/5,104.28
  6. Step 6: Final answer
    x = 4,723.48

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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.