Home / 3,952.02-5,454.63-2,273.70

Finding the Fourth Proportional to 3,952.02, 5,454.63 and 2,273.70

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Solution

The fourth proportional to 3,952.02, 5,454.63 and 2,273.70 is: 3,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.02 : 5,454.63 = 2,273.70 : x
  2. Step 2: Convert to fraction form
    3,952.02/5,454.63 = 2,273.70/x
  3. Step 3: Cross multiply
    3,952.02x = 5,454.63 × 2,273.70
  4. Step 4: Simplify right side
    3,952.02x = 12,402,192.23
  5. Step 5: Solve for x
    x = 12,402,192.23/3,952.02
  6. Step 6: Final answer
    x = 3,138.19

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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.