Home / 8,321.23-11,484.75-4,964.26

Finding the Fourth Proportional to 8,321.23, 11,484.75 and 4,964.26

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Solution

The fourth proportional to 8,321.23, 11,484.75 and 4,964.26 is: 6,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321.23 : 11,484.75 = 4,964.26 : x
  2. Step 2: Convert to fraction form
    8,321.23/11,484.75 = 4,964.26/x
  3. Step 3: Cross multiply
    8,321.23x = 11,484.75 × 4,964.26
  4. Step 4: Simplify right side
    8,321.23x = 57,013,285.04
  5. Step 5: Solve for x
    x = 57,013,285.04/8,321.23
  6. Step 6: Final answer
    x = 6,851.55

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1.5x scale

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.