Home / 8,224.07-11,348.51-4,687.20

Finding the Fourth Proportional to 8,224.07, 11,348.51 and 4,687.20

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Solution

The fourth proportional to 8,224.07, 11,348.51 and 4,687.20 is: 6,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.07 : 11,348.51 = 4,687.20 : x
  2. Step 2: Convert to fraction form
    8,224.07/11,348.51 = 4,687.20/x
  3. Step 3: Cross multiply
    8,224.07x = 11,348.51 × 4,687.20
  4. Step 4: Simplify right side
    8,224.07x = 53,192,712.64
  5. Step 5: Solve for x
    x = 53,192,712.64/8,224.07
  6. Step 6: Final answer
    x = 6,467.93

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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.