Home / 5,296.20-7,287.30-4,348.50

Finding the Fourth Proportional to 5,296.20, 7,287.30 and 4,348.50

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Solution

The fourth proportional to 5,296.20, 7,287.30 and 4,348.50 is: 5,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.20 : 7,287.30 = 4,348.50 : x
  2. Step 2: Convert to fraction form
    5,296.20/7,287.30 = 4,348.50/x
  3. Step 3: Cross multiply
    5,296.20x = 7,287.30 × 4,348.50
  4. Step 4: Simplify right side
    5,296.20x = 31,688,824.05
  5. Step 5: Solve for x
    x = 31,688,824.05/5,296.20
  6. Step 6: Final answer
    x = 5,983.31

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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.