Home / 4,652.72-6,422.92-3,160.70

Finding the Fourth Proportional to 4,652.72, 6,422.92 and 3,160.70

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Solution

The fourth proportional to 4,652.72, 6,422.92 and 3,160.70 is: 4,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.72 : 6,422.92 = 3,160.70 : x
  2. Step 2: Convert to fraction form
    4,652.72/6,422.92 = 3,160.70/x
  3. Step 3: Cross multiply
    4,652.72x = 6,422.92 × 3,160.70
  4. Step 4: Simplify right side
    4,652.72x = 20,300,883.23
  5. Step 5: Solve for x
    x = 20,300,883.23/4,652.72
  6. Step 6: Final answer
    x = 4,363.23

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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.