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Finding the Fourth Proportional to 5,654.75, 8,482.89 and 1,955.98

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Solution

The fourth proportional to 5,654.75, 8,482.89 and 1,955.98 is: 2,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.75 : 8,482.89 = 1,955.98 : x
  2. Step 2: Convert to fraction form
    5,654.75/8,482.89 = 1,955.98/x
  3. Step 3: Cross multiply
    5,654.75x = 8,482.89 × 1,955.98
  4. Step 4: Simplify right side
    5,654.75x = 16,592,363.18
  5. Step 5: Solve for x
    x = 16,592,363.18/5,654.75
  6. Step 6: Final answer
    x = 2,934.23

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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.