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Finding the Fourth Proportional to 6,880.20, 10,304.10 and 6,880.20

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Solution

The fourth proportional to 6,880.20, 10,304.10 and 6,880.20 is: 10,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.20 : 10,304.10 = 6,880.20 : x
  2. Step 2: Convert to fraction form
    6,880.20/10,304.10 = 6,880.20/x
  3. Step 3: Cross multiply
    6,880.20x = 10,304.10 × 6,880.20
  4. Step 4: Simplify right side
    6,880.20x = 70,894,268.82
  5. Step 5: Solve for x
    x = 70,894,268.82/6,880.20
  6. Step 6: Final answer
    x = 10,304.10

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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.