Home / 2,724.96-4,088.94-1,631.40

Finding the Fourth Proportional to 2,724.96, 4,088.94 and 1,631.40

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Solution

The fourth proportional to 2,724.96, 4,088.94 and 1,631.40 is: 2,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.96 : 4,088.94 = 1,631.40 : x
  2. Step 2: Convert to fraction form
    2,724.96/4,088.94 = 1,631.40/x
  3. Step 3: Cross multiply
    2,724.96x = 4,088.94 × 1,631.40
  4. Step 4: Simplify right side
    2,724.96x = 6,670,696.72
  5. Step 5: Solve for x
    x = 6,670,696.72/2,724.96
  6. Step 6: Final answer
    x = 2,448.00

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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.