Home / 10,161.37-15,237.19-4,314.79

Finding the Fourth Proportional to 10,161.37, 15,237.19 and 4,314.79

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Solution

The fourth proportional to 10,161.37, 15,237.19 and 4,314.79 is: 6,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.37 : 15,237.19 = 4,314.79 : x
  2. Step 2: Convert to fraction form
    10,161.37/15,237.19 = 4,314.79/x
  3. Step 3: Cross multiply
    10,161.37x = 15,237.19 × 4,314.79
  4. Step 4: Simplify right side
    10,161.37x = 65,745,275.04
  5. Step 5: Solve for x
    x = 65,745,275.04/10,161.37
  6. Step 6: Final answer
    x = 6,470.12

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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.