Home / 4,959.05-7,430.97-3,393.50

Finding the Fourth Proportional to 4,959.05, 7,430.97 and 3,393.50

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Solution

The fourth proportional to 4,959.05, 7,430.97 and 3,393.50 is: 5,085.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.05 : 7,430.97 = 3,393.50 : x
  2. Step 2: Convert to fraction form
    4,959.05/7,430.97 = 3,393.50/x
  3. Step 3: Cross multiply
    4,959.05x = 7,430.97 × 3,393.50
  4. Step 4: Simplify right side
    4,959.05x = 25,216,996.70
  5. Step 5: Solve for x
    x = 25,216,996.70/4,959.05
  6. Step 6: Final answer
    x = 5,085.05

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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.