Home / 2,607.36-3,599.33-1,664.40

Finding the Fourth Proportional to 2,607.36, 3,599.33 and 1,664.40

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Solution

The fourth proportional to 2,607.36, 3,599.33 and 1,664.40 is: 2,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.36 : 3,599.33 = 1,664.40 : x
  2. Step 2: Convert to fraction form
    2,607.36/3,599.33 = 1,664.40/x
  3. Step 3: Cross multiply
    2,607.36x = 3,599.33 × 1,664.40
  4. Step 4: Simplify right side
    2,607.36x = 5,990,724.85
  5. Step 5: Solve for x
    x = 5,990,724.85/2,607.36
  6. Step 6: Final answer
    x = 2,297.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.