Home / 10,957.20-16,435.80-3,059.70

Finding the Fourth Proportional to 10,957.20, 16,435.80 and 3,059.70

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Solution

The fourth proportional to 10,957.20, 16,435.80 and 3,059.70 is: 4,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.20 : 16,435.80 = 3,059.70 : x
  2. Step 2: Convert to fraction form
    10,957.20/16,435.80 = 3,059.70/x
  3. Step 3: Cross multiply
    10,957.20x = 16,435.80 × 3,059.70
  4. Step 4: Simplify right side
    10,957.20x = 50,288,617.26
  5. Step 5: Solve for x
    x = 50,288,617.26/10,957.20
  6. Step 6: Final answer
    x = 4,589.55

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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.