Home / 8,440.08-11,647.56-4,714

Finding the Fourth Proportional to 8,440.08, 11,647.56 and 4,714

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Solution

The fourth proportional to 8,440.08, 11,647.56 and 4,714 is: 6,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.08 : 11,647.56 = 4,714 : x
  2. Step 2: Convert to fraction form
    8,440.08/11,647.56 = 4,714/x
  3. Step 3: Cross multiply
    8,440.08x = 11,647.56 × 4,714
  4. Step 4: Simplify right side
    8,440.08x = 54,906,597.84
  5. Step 5: Solve for x
    x = 54,906,597.84/8,440.08
  6. Step 6: Final answer
    x = 6,505.46

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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.