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Finding the Fourth Proportional to 8,989.03, 13,482.11 and 3,794.23

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Solution

The fourth proportional to 8,989.03, 13,482.11 and 3,794.23 is: 5,690.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.03 : 13,482.11 = 3,794.23 : x
  2. Step 2: Convert to fraction form
    8,989.03/13,482.11 = 3,794.23/x
  3. Step 3: Cross multiply
    8,989.03x = 13,482.11 × 3,794.23
  4. Step 4: Simplify right side
    8,989.03x = 51,154,207.25
  5. Step 5: Solve for x
    x = 51,154,207.25/8,989.03
  6. Step 6: Final answer
    x = 5,690.74

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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.