Home / 8,088.63-11,156.07-7,092.24

Finding the Fourth Proportional to 8,088.63, 11,156.07 and 7,092.24

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Solution

The fourth proportional to 8,088.63, 11,156.07 and 7,092.24 is: 9,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.63 : 11,156.07 = 7,092.24 : x
  2. Step 2: Convert to fraction form
    8,088.63/11,156.07 = 7,092.24/x
  3. Step 3: Cross multiply
    8,088.63x = 11,156.07 × 7,092.24
  4. Step 4: Simplify right side
    8,088.63x = 79,121,525.90
  5. Step 5: Solve for x
    x = 79,121,525.90/8,088.63
  6. Step 6: Final answer
    x = 9,781.82

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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.