Home / 10,948.55-16,435.13-4,379.36

Finding the Fourth Proportional to 10,948.55, 16,435.13 and 4,379.36

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Solution

The fourth proportional to 10,948.55, 16,435.13 and 4,379.36 is: 6,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.55 : 16,435.13 = 4,379.36 : x
  2. Step 2: Convert to fraction form
    10,948.55/16,435.13 = 4,379.36/x
  3. Step 3: Cross multiply
    10,948.55x = 16,435.13 × 4,379.36
  4. Step 4: Simplify right side
    10,948.55x = 71,975,246.84
  5. Step 5: Solve for x
    x = 71,975,246.84/10,948.55
  6. Step 6: Final answer
    x = 6,573.96

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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.