Home / 4,841.28-7,261.14-1,377.72

Finding the Fourth Proportional to 4,841.28, 7,261.14 and 1,377.72

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Solution

The fourth proportional to 4,841.28, 7,261.14 and 1,377.72 is: 2,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.28 : 7,261.14 = 1,377.72 : x
  2. Step 2: Convert to fraction form
    4,841.28/7,261.14 = 1,377.72/x
  3. Step 3: Cross multiply
    4,841.28x = 7,261.14 × 1,377.72
  4. Step 4: Simplify right side
    4,841.28x = 10,003,817.80
  5. Step 5: Solve for x
    x = 10,003,817.80/4,841.28
  6. Step 6: Final answer
    x = 2,066.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.