Home / 2,616.84-3,929.58-1,597.32

Finding the Fourth Proportional to 2,616.84, 3,929.58 and 1,597.32

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Solution

The fourth proportional to 2,616.84, 3,929.58 and 1,597.32 is: 2,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.84 : 3,929.58 = 1,597.32 : x
  2. Step 2: Convert to fraction form
    2,616.84/3,929.58 = 1,597.32/x
  3. Step 3: Cross multiply
    2,616.84x = 3,929.58 × 1,597.32
  4. Step 4: Simplify right side
    2,616.84x = 6,276,796.73
  5. Step 5: Solve for x
    x = 6,276,796.73/2,616.84
  6. Step 6: Final answer
    x = 2,398.62

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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.