Home / 5,146.44-7,719.50-4,842.08

Finding the Fourth Proportional to 5,146.44, 7,719.50 and 4,842.08

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Solution

The fourth proportional to 5,146.44, 7,719.50 and 4,842.08 is: 7,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.44 : 7,719.50 = 4,842.08 : x
  2. Step 2: Convert to fraction form
    5,146.44/7,719.50 = 4,842.08/x
  3. Step 3: Cross multiply
    5,146.44x = 7,719.50 × 4,842.08
  4. Step 4: Simplify right side
    5,146.44x = 37,378,439.02
  5. Step 5: Solve for x
    x = 37,378,439.02/5,146.44
  6. Step 6: Final answer
    x = 7,262.98

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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.