Home / 7,909.26-10,914.69-4,372.53

Finding the Fourth Proportional to 7,909.26, 10,914.69 and 4,372.53

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Solution

The fourth proportional to 7,909.26, 10,914.69 and 4,372.53 is: 6,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909.26 : 10,914.69 = 4,372.53 : x
  2. Step 2: Convert to fraction form
    7,909.26/10,914.69 = 4,372.53/x
  3. Step 3: Cross multiply
    7,909.26x = 10,914.69 × 4,372.53
  4. Step 4: Simplify right side
    7,909.26x = 47,724,809.47
  5. Step 5: Solve for x
    x = 47,724,809.47/7,909.26
  6. Step 6: Final answer
    x = 6,034.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.