Home / 4,153.52-6,223.34-2,918.72

Finding the Fourth Proportional to 4,153.52, 6,223.34 and 2,918.72

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Solution

The fourth proportional to 4,153.52, 6,223.34 and 2,918.72 is: 4,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.52 : 6,223.34 = 2,918.72 : x
  2. Step 2: Convert to fraction form
    4,153.52/6,223.34 = 2,918.72/x
  3. Step 3: Cross multiply
    4,153.52x = 6,223.34 × 2,918.72
  4. Step 4: Simplify right side
    4,153.52x = 18,164,141.21
  5. Step 5: Solve for x
    x = 18,164,141.21/4,153.52
  6. Step 6: Final answer
    x = 4,373.20

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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.