Home / 8,902.13-13,355.73-2,662.40

Finding the Fourth Proportional to 8,902.13, 13,355.73 and 2,662.40

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Solution

The fourth proportional to 8,902.13, 13,355.73 and 2,662.40 is: 3,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.13 : 13,355.73 = 2,662.40 : x
  2. Step 2: Convert to fraction form
    8,902.13/13,355.73 = 2,662.40/x
  3. Step 3: Cross multiply
    8,902.13x = 13,355.73 × 2,662.40
  4. Step 4: Simplify right side
    8,902.13x = 35,558,295.55
  5. Step 5: Solve for x
    x = 35,558,295.55/8,902.13
  6. Step 6: Final answer
    x = 3,994.36

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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.