Home / 3,724.76-5,125.02-3,225.80

Finding the Fourth Proportional to 3,724.76, 5,125.02 and 3,225.80

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Solution

The fourth proportional to 3,724.76, 5,125.02 and 3,225.80 is: 4,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.76 : 5,125.02 = 3,225.80 : x
  2. Step 2: Convert to fraction form
    3,724.76/5,125.02 = 3,225.80/x
  3. Step 3: Cross multiply
    3,724.76x = 5,125.02 × 3,225.80
  4. Step 4: Simplify right side
    3,724.76x = 16,532,289.52
  5. Step 5: Solve for x
    x = 16,532,289.52/3,724.76
  6. Step 6: Final answer
    x = 4,438.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.