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Finding the Fourth Proportional to 2,616.64, 3,907.93 and 2,344.48

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Solution

The fourth proportional to 2,616.64, 3,907.93 and 2,344.48 is: 3,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.64 : 3,907.93 = 2,344.48 : x
  2. Step 2: Convert to fraction form
    2,616.64/3,907.93 = 2,344.48/x
  3. Step 3: Cross multiply
    2,616.64x = 3,907.93 × 2,344.48
  4. Step 4: Simplify right side
    2,616.64x = 9,162,063.73
  5. Step 5: Solve for x
    x = 9,162,063.73/2,616.64
  6. Step 6: Final answer
    x = 3,501.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.