Home / 10,257.41-15,386.94-2,861.93

Finding the Fourth Proportional to 10,257.41, 15,386.94 and 2,861.93

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Solution

The fourth proportional to 10,257.41, 15,386.94 and 2,861.93 is: 4,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.41 : 15,386.94 = 2,861.93 : x
  2. Step 2: Convert to fraction form
    10,257.41/15,386.94 = 2,861.93/x
  3. Step 3: Cross multiply
    10,257.41x = 15,386.94 × 2,861.93
  4. Step 4: Simplify right side
    10,257.41x = 44,036,383.66
  5. Step 5: Solve for x
    x = 44,036,383.66/10,257.41
  6. Step 6: Final answer
    x = 4,293.13

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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.