Home / 5,072.60-6,994.32-3,722.06

Finding the Fourth Proportional to 5,072.60, 6,994.32 and 3,722.06

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Solution

The fourth proportional to 5,072.60, 6,994.32 and 3,722.06 is: 5,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.60 : 6,994.32 = 3,722.06 : x
  2. Step 2: Convert to fraction form
    5,072.60/6,994.32 = 3,722.06/x
  3. Step 3: Cross multiply
    5,072.60x = 6,994.32 × 3,722.06
  4. Step 4: Simplify right side
    5,072.60x = 26,033,278.70
  5. Step 5: Solve for x
    x = 26,033,278.70/5,072.60
  6. Step 6: Final answer
    x = 5,132.14

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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.