Home / 3,749.52-5,623.20-1,116.90

Finding the Fourth Proportional to 3,749.52, 5,623.20 and 1,116.90

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Solution

The fourth proportional to 3,749.52, 5,623.20 and 1,116.90 is: 1,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.52 : 5,623.20 = 1,116.90 : x
  2. Step 2: Convert to fraction form
    3,749.52/5,623.20 = 1,116.90/x
  3. Step 3: Cross multiply
    3,749.52x = 5,623.20 × 1,116.90
  4. Step 4: Simplify right side
    3,749.52x = 6,280,552.08
  5. Step 5: Solve for x
    x = 6,280,552.08/3,749.52
  6. Step 6: Final answer
    x = 1,675.03

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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.