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Finding the Fourth Proportional to 6,907.48, 10,366.01 and 2,747.10

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Solution

The fourth proportional to 6,907.48, 10,366.01 and 2,747.10 is: 4,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.48 : 10,366.01 = 2,747.10 : x
  2. Step 2: Convert to fraction form
    6,907.48/10,366.01 = 2,747.10/x
  3. Step 3: Cross multiply
    6,907.48x = 10,366.01 × 2,747.10
  4. Step 4: Simplify right side
    6,907.48x = 28,476,400.51
  5. Step 5: Solve for x
    x = 28,476,400.51/6,907.48
  6. Step 6: Final answer
    x = 4,122.55

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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.