Home / 4,991.24-7,486.94-1,528.52

Finding the Fourth Proportional to 4,991.24, 7,486.94 and 1,528.52

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Solution

The fourth proportional to 4,991.24, 7,486.94 and 1,528.52 is: 2,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.24 : 7,486.94 = 1,528.52 : x
  2. Step 2: Convert to fraction form
    4,991.24/7,486.94 = 1,528.52/x
  3. Step 3: Cross multiply
    4,991.24x = 7,486.94 × 1,528.52
  4. Step 4: Simplify right side
    4,991.24x = 11,443,937.53
  5. Step 5: Solve for x
    x = 11,443,937.53/4,991.24
  6. Step 6: Final answer
    x = 2,292.80

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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.