Home / 5,048.18-7,572.19-1,299.93

Finding the Fourth Proportional to 5,048.18, 7,572.19 and 1,299.93

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Solution

The fourth proportional to 5,048.18, 7,572.19 and 1,299.93 is: 1,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.18 : 7,572.19 = 1,299.93 : x
  2. Step 2: Convert to fraction form
    5,048.18/7,572.19 = 1,299.93/x
  3. Step 3: Cross multiply
    5,048.18x = 7,572.19 × 1,299.93
  4. Step 4: Simplify right side
    5,048.18x = 9,843,316.95
  5. Step 5: Solve for x
    x = 9,843,316.95/5,048.18
  6. Step 6: Final answer
    x = 1,949.87

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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.