Home / 2,967.84-4,095.78-1,641.54

Finding the Fourth Proportional to 2,967.84, 4,095.78 and 1,641.54

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Solution

The fourth proportional to 2,967.84, 4,095.78 and 1,641.54 is: 2,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.84 : 4,095.78 = 1,641.54 : x
  2. Step 2: Convert to fraction form
    2,967.84/4,095.78 = 1,641.54/x
  3. Step 3: Cross multiply
    2,967.84x = 4,095.78 × 1,641.54
  4. Step 4: Simplify right side
    2,967.84x = 6,723,386.70
  5. Step 5: Solve for x
    x = 6,723,386.70/2,967.84
  6. Step 6: Final answer
    x = 2,265.41

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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.