Home / 10,719.23-14,794.67-6,243.71

Finding the Fourth Proportional to 10,719.23, 14,794.67 and 6,243.71

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Solution

The fourth proportional to 10,719.23, 14,794.67 and 6,243.71 is: 8,617.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.23 : 14,794.67 = 6,243.71 : x
  2. Step 2: Convert to fraction form
    10,719.23/14,794.67 = 6,243.71/x
  3. Step 3: Cross multiply
    10,719.23x = 14,794.67 × 6,243.71
  4. Step 4: Simplify right side
    10,719.23x = 92,373,570.66
  5. Step 5: Solve for x
    x = 92,373,570.66/10,719.23
  6. Step 6: Final answer
    x = 8,617.56

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1.5x scale

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.