Home / 3,944.75-5,444.13-2,948.30

Finding the Fourth Proportional to 3,944.75, 5,444.13 and 2,948.30

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Solution

The fourth proportional to 3,944.75, 5,444.13 and 2,948.30 is: 4,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.75 : 5,444.13 = 2,948.30 : x
  2. Step 2: Convert to fraction form
    3,944.75/5,444.13 = 2,948.30/x
  3. Step 3: Cross multiply
    3,944.75x = 5,444.13 × 2,948.30
  4. Step 4: Simplify right side
    3,944.75x = 16,050,901.26
  5. Step 5: Solve for x
    x = 16,050,901.26/3,944.75
  6. Step 6: Final answer
    x = 4,068.93

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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.