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Finding the Fourth Proportional to 3,880.07, 5,352.08 and 2,366.94

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Solution

The fourth proportional to 3,880.07, 5,352.08 and 2,366.94 is: 3,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.07 : 5,352.08 = 2,366.94 : x
  2. Step 2: Convert to fraction form
    3,880.07/5,352.08 = 2,366.94/x
  3. Step 3: Cross multiply
    3,880.07x = 5,352.08 × 2,366.94
  4. Step 4: Simplify right side
    3,880.07x = 12,668,052.24
  5. Step 5: Solve for x
    x = 12,668,052.24/3,880.07
  6. Step 6: Final answer
    x = 3,264.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.