Home / 5,272.34-7,275.76-2,914.52

Finding the Fourth Proportional to 5,272.34, 7,275.76 and 2,914.52

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Solution

The fourth proportional to 5,272.34, 7,275.76 and 2,914.52 is: 4,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.34 : 7,275.76 = 2,914.52 : x
  2. Step 2: Convert to fraction form
    5,272.34/7,275.76 = 2,914.52/x
  3. Step 3: Cross multiply
    5,272.34x = 7,275.76 × 2,914.52
  4. Step 4: Simplify right side
    5,272.34x = 21,205,348.04
  5. Step 5: Solve for x
    x = 21,205,348.04/5,272.34
  6. Step 6: Final answer
    x = 4,022.00

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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.