Home / 5,746.80-8,621.48-3,149.04

Finding the Fourth Proportional to 5,746.80, 8,621.48 and 3,149.04

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Solution

The fourth proportional to 5,746.80, 8,621.48 and 3,149.04 is: 4,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.80 : 8,621.48 = 3,149.04 : x
  2. Step 2: Convert to fraction form
    5,746.80/8,621.48 = 3,149.04/x
  3. Step 3: Cross multiply
    5,746.80x = 8,621.48 × 3,149.04
  4. Step 4: Simplify right side
    5,746.80x = 27,149,385.38
  5. Step 5: Solve for x
    x = 27,149,385.38/5,746.80
  6. Step 6: Final answer
    x = 4,724.26

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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.