Home / 4,959.80-7,440.72-4,500.56

Finding the Fourth Proportional to 4,959.80, 7,440.72 and 4,500.56

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Solution

The fourth proportional to 4,959.80, 7,440.72 and 4,500.56 is: 6,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.80 : 7,440.72 = 4,500.56 : x
  2. Step 2: Convert to fraction form
    4,959.80/7,440.72 = 4,500.56/x
  3. Step 3: Cross multiply
    4,959.80x = 7,440.72 × 4,500.56
  4. Step 4: Simplify right side
    4,959.80x = 33,487,406.80
  5. Step 5: Solve for x
    x = 33,487,406.80/4,959.80
  6. Step 6: Final answer
    x = 6,751.77

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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.