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Finding the Fourth Proportional to 8,895.88, 12,262.17 and 7,004.46

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Solution

The fourth proportional to 8,895.88, 12,262.17 and 7,004.46 is: 9,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.88 : 12,262.17 = 7,004.46 : x
  2. Step 2: Convert to fraction form
    8,895.88/12,262.17 = 7,004.46/x
  3. Step 3: Cross multiply
    8,895.88x = 12,262.17 × 7,004.46
  4. Step 4: Simplify right side
    8,895.88x = 85,889,879.28
  5. Step 5: Solve for x
    x = 85,889,879.28/8,895.88
  6. Step 6: Final answer
    x = 9,655.02

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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.