Home / 4,054.80-6,082.20-976.80

Finding the Fourth Proportional to 4,054.80, 6,082.20 and 976.80

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Solution

The fourth proportional to 4,054.80, 6,082.20 and 976.80 is: 1,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.80 : 6,082.20 = 976.80 : x
  2. Step 2: Convert to fraction form
    4,054.80/6,082.20 = 976.80/x
  3. Step 3: Cross multiply
    4,054.80x = 6,082.20 × 976.80
  4. Step 4: Simplify right side
    4,054.80x = 5,941,092.96
  5. Step 5: Solve for x
    x = 5,941,092.96/4,054.80
  6. Step 6: Final answer
    x = 1,465.20

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Similar ratio
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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.