Home / 7,522.68-10,382.40-4,335.36

Finding the Fourth Proportional to 7,522.68, 10,382.40 and 4,335.36

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Solution

The fourth proportional to 7,522.68, 10,382.40 and 4,335.36 is: 5,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.68 : 10,382.40 = 4,335.36 : x
  2. Step 2: Convert to fraction form
    7,522.68/10,382.40 = 4,335.36/x
  3. Step 3: Cross multiply
    7,522.68x = 10,382.40 × 4,335.36
  4. Step 4: Simplify right side
    7,522.68x = 45,011,441.66
  5. Step 5: Solve for x
    x = 45,011,441.66/7,522.68
  6. Step 6: Final answer
    x = 5,983.43

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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.