Home / 5,918.04-8,881.56-2,223.72

Finding the Fourth Proportional to 5,918.04, 8,881.56 and 2,223.72

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Solution

The fourth proportional to 5,918.04, 8,881.56 and 2,223.72 is: 3,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.04 : 8,881.56 = 2,223.72 : x
  2. Step 2: Convert to fraction form
    5,918.04/8,881.56 = 2,223.72/x
  3. Step 3: Cross multiply
    5,918.04x = 8,881.56 × 2,223.72
  4. Step 4: Simplify right side
    5,918.04x = 19,750,102.60
  5. Step 5: Solve for x
    x = 19,750,102.60/5,918.04
  6. Step 6: Final answer
    x = 3,337.27

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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.