Home / 10,432.26-14,396.81-5,716.71

Finding the Fourth Proportional to 10,432.26, 14,396.81 and 5,716.71

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Solution

The fourth proportional to 10,432.26, 14,396.81 and 5,716.71 is: 7,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.26 : 14,396.81 = 5,716.71 : x
  2. Step 2: Convert to fraction form
    10,432.26/14,396.81 = 5,716.71/x
  3. Step 3: Cross multiply
    10,432.26x = 14,396.81 × 5,716.71
  4. Step 4: Simplify right side
    10,432.26x = 82,302,359.11
  5. Step 5: Solve for x
    x = 82,302,359.11/10,432.26
  6. Step 6: Final answer
    x = 7,889.22

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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.