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Finding the Fourth Proportional to 3,167.84, 4,752.79 and 1,524.51

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Solution

The fourth proportional to 3,167.84, 4,752.79 and 1,524.51 is: 2,287.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.84 : 4,752.79 = 1,524.51 : x
  2. Step 2: Convert to fraction form
    3,167.84/4,752.79 = 1,524.51/x
  3. Step 3: Cross multiply
    3,167.84x = 4,752.79 × 1,524.51
  4. Step 4: Simplify right side
    3,167.84x = 7,245,672.07
  5. Step 5: Solve for x
    x = 7,245,672.07/3,167.84
  6. Step 6: Final answer
    x = 2,287.26

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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.