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Finding the Fourth Proportional to 8,994.16, 13,510.44 and 8,468.08

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Solution

The fourth proportional to 8,994.16, 13,510.44 and 8,468.08 is: 12,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.16 : 13,510.44 = 8,468.08 : x
  2. Step 2: Convert to fraction form
    8,994.16/13,510.44 = 8,468.08/x
  3. Step 3: Cross multiply
    8,994.16x = 13,510.44 × 8,468.08
  4. Step 4: Simplify right side
    8,994.16x = 114,407,486.76
  5. Step 5: Solve for x
    x = 114,407,486.76/8,994.16
  6. Step 6: Final answer
    x = 12,720.20

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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.