Home / 5,272.34-7,275.56-2,914.02

Finding the Fourth Proportional to 5,272.34, 7,275.56 and 2,914.02

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Solution

The fourth proportional to 5,272.34, 7,275.56 and 2,914.02 is: 4,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.34 : 7,275.56 = 2,914.02 : x
  2. Step 2: Convert to fraction form
    5,272.34/7,275.56 = 2,914.02/x
  3. Step 3: Cross multiply
    5,272.34x = 7,275.56 × 2,914.02
  4. Step 4: Simplify right side
    5,272.34x = 21,201,112.78
  5. Step 5: Solve for x
    x = 21,201,112.78/5,272.34
  6. Step 6: Final answer
    x = 4,021.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.