Home / 9,589.28-13,232.70-5,340.68

Finding the Fourth Proportional to 9,589.28, 13,232.70 and 5,340.68

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Solution

The fourth proportional to 9,589.28, 13,232.70 and 5,340.68 is: 7,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,589.28 : 13,232.70 = 5,340.68 : x
  2. Step 2: Convert to fraction form
    9,589.28/13,232.70 = 5,340.68/x
  3. Step 3: Cross multiply
    9,589.28x = 13,232.70 × 5,340.68
  4. Step 4: Simplify right side
    9,589.28x = 70,671,550.07
  5. Step 5: Solve for x
    x = 70,671,550.07/9,589.28
  6. Step 6: Final answer
    x = 7,369.85

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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.