Home / 10,232.83-15,348.55-3,991.69

Finding the Fourth Proportional to 10,232.83, 15,348.55 and 3,991.69

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Solution

The fourth proportional to 10,232.83, 15,348.55 and 3,991.69 is: 5,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.83 : 15,348.55 = 3,991.69 : x
  2. Step 2: Convert to fraction form
    10,232.83/15,348.55 = 3,991.69/x
  3. Step 3: Cross multiply
    10,232.83x = 15,348.55 × 3,991.69
  4. Step 4: Simplify right side
    10,232.83x = 61,266,653.55
  5. Step 5: Solve for x
    x = 61,266,653.55/10,232.83
  6. Step 6: Final answer
    x = 5,987.26

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1.5x scale

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.