Home / 4,748.71-7,115.70-3,577.45

Finding the Fourth Proportional to 4,748.71, 7,115.70 and 3,577.45

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Solution

The fourth proportional to 4,748.71, 7,115.70 and 3,577.45 is: 5,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.71 : 7,115.70 = 3,577.45 : x
  2. Step 2: Convert to fraction form
    4,748.71/7,115.70 = 3,577.45/x
  3. Step 3: Cross multiply
    4,748.71x = 7,115.70 × 3,577.45
  4. Step 4: Simplify right side
    4,748.71x = 25,456,025.39
  5. Step 5: Solve for x
    x = 25,456,025.39/4,748.71
  6. Step 6: Final answer
    x = 5,360.62

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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.