Home / 10,158.75-15,224.76-4,308.12

Finding the Fourth Proportional to 10,158.75, 15,224.76 and 4,308.12

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Solution

The fourth proportional to 10,158.75, 15,224.76 and 4,308.12 is: 6,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.75 : 15,224.76 = 4,308.12 : x
  2. Step 2: Convert to fraction form
    10,158.75/15,224.76 = 4,308.12/x
  3. Step 3: Cross multiply
    10,158.75x = 15,224.76 × 4,308.12
  4. Step 4: Simplify right side
    10,158.75x = 65,590,093.05
  5. Step 5: Solve for x
    x = 65,590,093.05/10,158.75
  6. Step 6: Final answer
    x = 6,456.51

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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.