Home / 7,404.48-11,093.76-4,320

Finding the Fourth Proportional to 7,404.48, 11,093.76 and 4,320

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Solution

The fourth proportional to 7,404.48, 11,093.76 and 4,320 is: 6,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.48 : 11,093.76 = 4,320 : x
  2. Step 2: Convert to fraction form
    7,404.48/11,093.76 = 4,320/x
  3. Step 3: Cross multiply
    7,404.48x = 11,093.76 × 4,320
  4. Step 4: Simplify right side
    7,404.48x = 47,925,043.20
  5. Step 5: Solve for x
    x = 47,925,043.20/7,404.48
  6. Step 6: Final answer
    x = 6,472.44

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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.