Home / 3,746.53-5,169.45-2,152.90

Finding the Fourth Proportional to 3,746.53, 5,169.45 and 2,152.90

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Solution

The fourth proportional to 3,746.53, 5,169.45 and 2,152.90 is: 2,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.53 : 5,169.45 = 2,152.90 : x
  2. Step 2: Convert to fraction form
    3,746.53/5,169.45 = 2,152.90/x
  3. Step 3: Cross multiply
    3,746.53x = 5,169.45 × 2,152.90
  4. Step 4: Simplify right side
    3,746.53x = 11,129,308.91
  5. Step 5: Solve for x
    x = 11,129,308.91/3,746.53
  6. Step 6: Final answer
    x = 2,970.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.