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Finding the Fourth Proportional to 4,880.88, 7,307.55 and 3,797.91

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Solution

The fourth proportional to 4,880.88, 7,307.55 and 3,797.91 is: 5,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.88 : 7,307.55 = 3,797.91 : x
  2. Step 2: Convert to fraction form
    4,880.88/7,307.55 = 3,797.91/x
  3. Step 3: Cross multiply
    4,880.88x = 7,307.55 × 3,797.91
  4. Step 4: Simplify right side
    4,880.88x = 27,753,417.22
  5. Step 5: Solve for x
    x = 27,753,417.22/4,880.88
  6. Step 6: Final answer
    x = 5,686.15

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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.