Home / 3,372.72-4,645.08-3,113.52

Finding the Fourth Proportional to 3,372.72, 4,645.08 and 3,113.52

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Solution

The fourth proportional to 3,372.72, 4,645.08 and 3,113.52 is: 4,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.72 : 4,645.08 = 3,113.52 : x
  2. Step 2: Convert to fraction form
    3,372.72/4,645.08 = 3,113.52/x
  3. Step 3: Cross multiply
    3,372.72x = 4,645.08 × 3,113.52
  4. Step 4: Simplify right side
    3,372.72x = 14,462,549.48
  5. Step 5: Solve for x
    x = 14,462,549.48/3,372.72
  6. Step 6: Final answer
    x = 4,288.10

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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.