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Finding the Fourth Proportional to 8,895.84, 13,335.12 and 3,703.20

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Solution

The fourth proportional to 8,895.84, 13,335.12 and 3,703.20 is: 5,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.84 : 13,335.12 = 3,703.20 : x
  2. Step 2: Convert to fraction form
    8,895.84/13,335.12 = 3,703.20/x
  3. Step 3: Cross multiply
    8,895.84x = 13,335.12 × 3,703.20
  4. Step 4: Simplify right side
    8,895.84x = 49,382,616.38
  5. Step 5: Solve for x
    x = 49,382,616.38/8,895.84
  6. Step 6: Final answer
    x = 5,551.20

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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.