Home / 5,077.41-7,618.28-2,853.56

Finding the Fourth Proportional to 5,077.41, 7,618.28 and 2,853.56

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Solution

The fourth proportional to 5,077.41, 7,618.28 and 2,853.56 is: 4,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.41 : 7,618.28 = 2,853.56 : x
  2. Step 2: Convert to fraction form
    5,077.41/7,618.28 = 2,853.56/x
  3. Step 3: Cross multiply
    5,077.41x = 7,618.28 × 2,853.56
  4. Step 4: Simplify right side
    5,077.41x = 21,739,166.72
  5. Step 5: Solve for x
    x = 21,739,166.72/5,077.41
  6. Step 6: Final answer
    x = 4,281.55

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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.