Home / 4,511.20-6,769.80-1,589.50

Finding the Fourth Proportional to 4,511.20, 6,769.80 and 1,589.50

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Solution

The fourth proportional to 4,511.20, 6,769.80 and 1,589.50 is: 2,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.20 : 6,769.80 = 1,589.50 : x
  2. Step 2: Convert to fraction form
    4,511.20/6,769.80 = 1,589.50/x
  3. Step 3: Cross multiply
    4,511.20x = 6,769.80 × 1,589.50
  4. Step 4: Simplify right side
    4,511.20x = 10,760,597.10
  5. Step 5: Solve for x
    x = 10,760,597.10/4,511.20
  6. Step 6: Final answer
    x = 2,385.31

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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.