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Finding the Fourth Proportional to 8,967.88, 13,436.95 and 6,322.48

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Solution

The fourth proportional to 8,967.88, 13,436.95 and 6,322.48 is: 9,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.88 : 13,436.95 = 6,322.48 : x
  2. Step 2: Convert to fraction form
    8,967.88/13,436.95 = 6,322.48/x
  3. Step 3: Cross multiply
    8,967.88x = 13,436.95 × 6,322.48
  4. Step 4: Simplify right side
    8,967.88x = 84,954,856.77
  5. Step 5: Solve for x
    x = 84,954,856.77/8,967.88
  6. Step 6: Final answer
    x = 9,473.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.