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Finding the Fourth Proportional to 4,482.84, 6,731.55 and 4,448.82

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Solution

The fourth proportional to 4,482.84, 6,731.55 and 4,448.82 is: 6,680.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.84 : 6,731.55 = 4,448.82 : x
  2. Step 2: Convert to fraction form
    4,482.84/6,731.55 = 4,448.82/x
  3. Step 3: Cross multiply
    4,482.84x = 6,731.55 × 4,448.82
  4. Step 4: Simplify right side
    4,482.84x = 29,947,454.27
  5. Step 5: Solve for x
    x = 29,947,454.27/4,482.84
  6. Step 6: Final answer
    x = 6,680.46

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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.