Home / 10,119.24-15,188.34-6,231.24

Finding the Fourth Proportional to 10,119.24, 15,188.34 and 6,231.24

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Solution

The fourth proportional to 10,119.24, 15,188.34 and 6,231.24 is: 9,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.24 : 15,188.34 = 6,231.24 : x
  2. Step 2: Convert to fraction form
    10,119.24/15,188.34 = 6,231.24/x
  3. Step 3: Cross multiply
    10,119.24x = 15,188.34 × 6,231.24
  4. Step 4: Simplify right side
    10,119.24x = 94,642,191.74
  5. Step 5: Solve for x
    x = 94,642,191.74/10,119.24
  6. Step 6: Final answer
    x = 9,352.70

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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.