Home / 5,236.52-7,227.63-2,999.70

Finding the Fourth Proportional to 5,236.52, 7,227.63 and 2,999.70

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Solution

The fourth proportional to 5,236.52, 7,227.63 and 2,999.70 is: 4,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.52 : 7,227.63 = 2,999.70 : x
  2. Step 2: Convert to fraction form
    5,236.52/7,227.63 = 2,999.70/x
  3. Step 3: Cross multiply
    5,236.52x = 7,227.63 × 2,999.70
  4. Step 4: Simplify right side
    5,236.52x = 21,680,721.71
  5. Step 5: Solve for x
    x = 21,680,721.71/5,236.52
  6. Step 6: Final answer
    x = 4,140.30

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1.5x scale

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.