Home / 5,920.32-8,881.70-2,222.53

Finding the Fourth Proportional to 5,920.32, 8,881.70 and 2,222.53

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Solution

The fourth proportional to 5,920.32, 8,881.70 and 2,222.53 is: 3,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.32 : 8,881.70 = 2,222.53 : x
  2. Step 2: Convert to fraction form
    5,920.32/8,881.70 = 2,222.53/x
  3. Step 3: Cross multiply
    5,920.32x = 8,881.70 × 2,222.53
  4. Step 4: Simplify right side
    5,920.32x = 19,739,844.70
  5. Step 5: Solve for x
    x = 19,739,844.70/5,920.32
  6. Step 6: Final answer
    x = 3,334.25

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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.