Home / 8,963.40-13,436.82-4,806.30

Finding the Fourth Proportional to 8,963.40, 13,436.82 and 4,806.30

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Solution

The fourth proportional to 8,963.40, 13,436.82 and 4,806.30 is: 7,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.40 : 13,436.82 = 4,806.30 : x
  2. Step 2: Convert to fraction form
    8,963.40/13,436.82 = 4,806.30/x
  3. Step 3: Cross multiply
    8,963.40x = 13,436.82 × 4,806.30
  4. Step 4: Simplify right side
    8,963.40x = 64,581,387.97
  5. Step 5: Solve for x
    x = 64,581,387.97/8,963.40
  6. Step 6: Final answer
    x = 7,205.01

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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.