Home / 8,806.39-13,209.62-2,963.45

Finding the Fourth Proportional to 8,806.39, 13,209.62 and 2,963.45

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Solution

The fourth proportional to 8,806.39, 13,209.62 and 2,963.45 is: 4,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.39 : 13,209.62 = 2,963.45 : x
  2. Step 2: Convert to fraction form
    8,806.39/13,209.62 = 2,963.45/x
  3. Step 3: Cross multiply
    8,806.39x = 13,209.62 × 2,963.45
  4. Step 4: Simplify right side
    8,806.39x = 39,146,066.60
  5. Step 5: Solve for x
    x = 39,146,066.60/8,806.39
  6. Step 6: Final answer
    x = 4,445.19

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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.