Home / 9,535.66-13,159.13-5,286.74

Finding the Fourth Proportional to 9,535.66, 13,159.13 and 5,286.74

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Solution

The fourth proportional to 9,535.66, 13,159.13 and 5,286.74 is: 7,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.66 : 13,159.13 = 5,286.74 : x
  2. Step 2: Convert to fraction form
    9,535.66/13,159.13 = 5,286.74/x
  3. Step 3: Cross multiply
    9,535.66x = 13,159.13 × 5,286.74
  4. Step 4: Simplify right side
    9,535.66x = 69,568,806.71
  5. Step 5: Solve for x
    x = 69,568,806.71/9,535.66
  6. Step 6: Final answer
    x = 7,295.65

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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.