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Finding the Fourth Proportional to 7,671.84, 11,504.90 and 4,552.52

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Solution

The fourth proportional to 7,671.84, 11,504.90 and 4,552.52 is: 6,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.84 : 11,504.90 = 4,552.52 : x
  2. Step 2: Convert to fraction form
    7,671.84/11,504.90 = 4,552.52/x
  3. Step 3: Cross multiply
    7,671.84x = 11,504.90 × 4,552.52
  4. Step 4: Simplify right side
    7,671.84x = 52,376,287.35
  5. Step 5: Solve for x
    x = 52,376,287.35/7,671.84
  6. Step 6: Final answer
    x = 6,827.08

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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.