Home / 5,051.74-6,972.24-2,926.90

Finding the Fourth Proportional to 5,051.74, 6,972.24 and 2,926.90

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Solution

The fourth proportional to 5,051.74, 6,972.24 and 2,926.90 is: 4,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.74 : 6,972.24 = 2,926.90 : x
  2. Step 2: Convert to fraction form
    5,051.74/6,972.24 = 2,926.90/x
  3. Step 3: Cross multiply
    5,051.74x = 6,972.24 × 2,926.90
  4. Step 4: Simplify right side
    5,051.74x = 20,407,049.26
  5. Step 5: Solve for x
    x = 20,407,049.26/5,051.74
  6. Step 6: Final answer
    x = 4,039.61

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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.