Home / 9,506.71-13,119.68-5,314.96

Finding the Fourth Proportional to 9,506.71, 13,119.68 and 5,314.96

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Solution

The fourth proportional to 9,506.71, 13,119.68 and 5,314.96 is: 7,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.71 : 13,119.68 = 5,314.96 : x
  2. Step 2: Convert to fraction form
    9,506.71/13,119.68 = 5,314.96/x
  3. Step 3: Cross multiply
    9,506.71x = 13,119.68 × 5,314.96
  4. Step 4: Simplify right side
    9,506.71x = 69,730,508.81
  5. Step 5: Solve for x
    x = 69,730,508.81/9,506.71
  6. Step 6: Final answer
    x = 7,334.88

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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.