Home / 3,445.20-4,753.98-1,952.82

Finding the Fourth Proportional to 3,445.20, 4,753.98 and 1,952.82

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Solution

The fourth proportional to 3,445.20, 4,753.98 and 1,952.82 is: 2,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.20 : 4,753.98 = 1,952.82 : x
  2. Step 2: Convert to fraction form
    3,445.20/4,753.98 = 1,952.82/x
  3. Step 3: Cross multiply
    3,445.20x = 4,753.98 × 1,952.82
  4. Step 4: Simplify right side
    3,445.20x = 9,283,667.22
  5. Step 5: Solve for x
    x = 9,283,667.22/3,445.20
  6. Step 6: Final answer
    x = 2,694.67

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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.