Home / 8,880.21-13,311.09-3,952.17

Finding the Fourth Proportional to 8,880.21, 13,311.09 and 3,952.17

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Solution

The fourth proportional to 8,880.21, 13,311.09 and 3,952.17 is: 5,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.21 : 13,311.09 = 3,952.17 : x
  2. Step 2: Convert to fraction form
    8,880.21/13,311.09 = 3,952.17/x
  3. Step 3: Cross multiply
    8,880.21x = 13,311.09 × 3,952.17
  4. Step 4: Simplify right side
    8,880.21x = 52,607,690.57
  5. Step 5: Solve for x
    x = 52,607,690.57/8,880.21
  6. Step 6: Final answer
    x = 5,924.15

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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.