Home / 8,248.74-11,383.23-4,471.91

Finding the Fourth Proportional to 8,248.74, 11,383.23 and 4,471.91

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Solution

The fourth proportional to 8,248.74, 11,383.23 and 4,471.91 is: 6,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.74 : 11,383.23 = 4,471.91 : x
  2. Step 2: Convert to fraction form
    8,248.74/11,383.23 = 4,471.91/x
  3. Step 3: Cross multiply
    8,248.74x = 11,383.23 × 4,471.91
  4. Step 4: Simplify right side
    8,248.74x = 50,904,782.61
  5. Step 5: Solve for x
    x = 50,904,782.61/8,248.74
  6. Step 6: Final answer
    x = 6,171.22

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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.