Home / 4,750.25-7,126.28-1,975.43

Finding the Fourth Proportional to 4,750.25, 7,126.28 and 1,975.43

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Solution

The fourth proportional to 4,750.25, 7,126.28 and 1,975.43 is: 2,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.25 : 7,126.28 = 1,975.43 : x
  2. Step 2: Convert to fraction form
    4,750.25/7,126.28 = 1,975.43/x
  3. Step 3: Cross multiply
    4,750.25x = 7,126.28 × 1,975.43
  4. Step 4: Simplify right side
    4,750.25x = 14,077,436.61
  5. Step 5: Solve for x
    x = 14,077,436.61/4,750.25
  6. Step 6: Final answer
    x = 2,963.52

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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.