Home / 8,955.40-13,433.03-2,382.05

Finding the Fourth Proportional to 8,955.40, 13,433.03 and 2,382.05

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Solution

The fourth proportional to 8,955.40, 13,433.03 and 2,382.05 is: 3,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.40 : 13,433.03 = 2,382.05 : x
  2. Step 2: Convert to fraction form
    8,955.40/13,433.03 = 2,382.05/x
  3. Step 3: Cross multiply
    8,955.40x = 13,433.03 × 2,382.05
  4. Step 4: Simplify right side
    8,955.40x = 31,998,149.11
  5. Step 5: Solve for x
    x = 31,998,149.11/8,955.40
  6. Step 6: Final answer
    x = 3,573.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.