Home / 7,959.20-10,982.45-4,601.34

Finding the Fourth Proportional to 7,959.20, 10,982.45 and 4,601.34

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Solution

The fourth proportional to 7,959.20, 10,982.45 and 4,601.34 is: 6,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959.20 : 10,982.45 = 4,601.34 : x
  2. Step 2: Convert to fraction form
    7,959.20/10,982.45 = 4,601.34/x
  3. Step 3: Cross multiply
    7,959.20x = 10,982.45 × 4,601.34
  4. Step 4: Simplify right side
    7,959.20x = 50,533,997.99
  5. Step 5: Solve for x
    x = 50,533,997.99/7,959.20
  6. Step 6: Final answer
    x = 6,349.13

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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.