Home / 4,980.42-7,472.19-2,060.10

Finding the Fourth Proportional to 4,980.42, 7,472.19 and 2,060.10

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Solution

The fourth proportional to 4,980.42, 7,472.19 and 2,060.10 is: 3,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.42 : 7,472.19 = 2,060.10 : x
  2. Step 2: Convert to fraction form
    4,980.42/7,472.19 = 2,060.10/x
  3. Step 3: Cross multiply
    4,980.42x = 7,472.19 × 2,060.10
  4. Step 4: Simplify right side
    4,980.42x = 15,393,458.62
  5. Step 5: Solve for x
    x = 15,393,458.62/4,980.42
  6. Step 6: Final answer
    x = 3,090.80

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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.