Home / 3,468.29-5,200.56-1,518.21

Finding the Fourth Proportional to 3,468.29, 5,200.56 and 1,518.21

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Solution

The fourth proportional to 3,468.29, 5,200.56 and 1,518.21 is: 2,276.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.29 : 5,200.56 = 1,518.21 : x
  2. Step 2: Convert to fraction form
    3,468.29/5,200.56 = 1,518.21/x
  3. Step 3: Cross multiply
    3,468.29x = 5,200.56 × 1,518.21
  4. Step 4: Simplify right side
    3,468.29x = 7,895,542.20
  5. Step 5: Solve for x
    x = 7,895,542.20/3,468.29
  6. Step 6: Final answer
    x = 2,276.50

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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.