Home / 5,017.01-6,926.85-3,131.46

Finding the Fourth Proportional to 5,017.01, 6,926.85 and 3,131.46

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Solution

The fourth proportional to 5,017.01, 6,926.85 and 3,131.46 is: 4,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.01 : 6,926.85 = 3,131.46 : x
  2. Step 2: Convert to fraction form
    5,017.01/6,926.85 = 3,131.46/x
  3. Step 3: Cross multiply
    5,017.01x = 6,926.85 × 3,131.46
  4. Step 4: Simplify right side
    5,017.01x = 21,691,153.70
  5. Step 5: Solve for x
    x = 21,691,153.70/5,017.01
  6. Step 6: Final answer
    x = 4,323.53

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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.