Home / 3,580.89-4,943.93-2,919.33

Finding the Fourth Proportional to 3,580.89, 4,943.93 and 2,919.33

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Solution

The fourth proportional to 3,580.89, 4,943.93 and 2,919.33 is: 4,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.89 : 4,943.93 = 2,919.33 : x
  2. Step 2: Convert to fraction form
    3,580.89/4,943.93 = 2,919.33/x
  3. Step 3: Cross multiply
    3,580.89x = 4,943.93 × 2,919.33
  4. Step 4: Simplify right side
    3,580.89x = 14,432,948.57
  5. Step 5: Solve for x
    x = 14,432,948.57/3,580.89
  6. Step 6: Final answer
    x = 4,030.55

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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.