Home / 5,049.19-7,574.09-1,586.44

Finding the Fourth Proportional to 5,049.19, 7,574.09 and 1,586.44

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Solution

The fourth proportional to 5,049.19, 7,574.09 and 1,586.44 is: 2,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.19 : 7,574.09 = 1,586.44 : x
  2. Step 2: Convert to fraction form
    5,049.19/7,574.09 = 1,586.44/x
  3. Step 3: Cross multiply
    5,049.19x = 7,574.09 × 1,586.44
  4. Step 4: Simplify right side
    5,049.19x = 12,015,812.47
  5. Step 5: Solve for x
    x = 12,015,812.47/5,049.19
  6. Step 6: Final answer
    x = 2,379.75

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Double scale
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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.