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Finding the Fourth Proportional to 8,018.88, 11,066.28 and 4,482.48

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Solution

The fourth proportional to 8,018.88, 11,066.28 and 4,482.48 is: 6,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.88 : 11,066.28 = 4,482.48 : x
  2. Step 2: Convert to fraction form
    8,018.88/11,066.28 = 4,482.48/x
  3. Step 3: Cross multiply
    8,018.88x = 11,066.28 × 4,482.48
  4. Step 4: Simplify right side
    8,018.88x = 49,604,378.77
  5. Step 5: Solve for x
    x = 49,604,378.77/8,018.88
  6. Step 6: Final answer
    x = 6,185.95

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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.