Home / 10,174.74-15,257.23-4,328.18

Finding the Fourth Proportional to 10,174.74, 15,257.23 and 4,328.18

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Solution

The fourth proportional to 10,174.74, 15,257.23 and 4,328.18 is: 6,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.74 : 15,257.23 = 4,328.18 : x
  2. Step 2: Convert to fraction form
    10,174.74/15,257.23 = 4,328.18/x
  3. Step 3: Cross multiply
    10,174.74x = 15,257.23 × 4,328.18
  4. Step 4: Simplify right side
    10,174.74x = 66,036,037.74
  5. Step 5: Solve for x
    x = 66,036,037.74/10,174.74
  6. Step 6: Final answer
    x = 6,490.19

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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.