Home / 3,169.56-4,753.26-1,117.56

Finding the Fourth Proportional to 3,169.56, 4,753.26 and 1,117.56

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Solution

The fourth proportional to 3,169.56, 4,753.26 and 1,117.56 is: 1,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.56 : 4,753.26 = 1,117.56 : x
  2. Step 2: Convert to fraction form
    3,169.56/4,753.26 = 1,117.56/x
  3. Step 3: Cross multiply
    3,169.56x = 4,753.26 × 1,117.56
  4. Step 4: Simplify right side
    3,169.56x = 5,312,053.25
  5. Step 5: Solve for x
    x = 5,312,053.25/3,169.56
  6. Step 6: Final answer
    x = 1,675.96

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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.