Home / 4,535.20-6,802.80-3,959.20

Finding the Fourth Proportional to 4,535.20, 6,802.80 and 3,959.20

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Solution

The fourth proportional to 4,535.20, 6,802.80 and 3,959.20 is: 5,938.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.20 : 6,802.80 = 3,959.20 : x
  2. Step 2: Convert to fraction form
    4,535.20/6,802.80 = 3,959.20/x
  3. Step 3: Cross multiply
    4,535.20x = 6,802.80 × 3,959.20
  4. Step 4: Simplify right side
    4,535.20x = 26,933,645.76
  5. Step 5: Solve for x
    x = 26,933,645.76/4,535.20
  6. Step 6: Final answer
    x = 5,938.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.