Home / 3,929.28-5,894.01-1,295.94

Finding the Fourth Proportional to 3,929.28, 5,894.01 and 1,295.94

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Solution

The fourth proportional to 3,929.28, 5,894.01 and 1,295.94 is: 1,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.28 : 5,894.01 = 1,295.94 : x
  2. Step 2: Convert to fraction form
    3,929.28/5,894.01 = 1,295.94/x
  3. Step 3: Cross multiply
    3,929.28x = 5,894.01 × 1,295.94
  4. Step 4: Simplify right side
    3,929.28x = 7,638,283.32
  5. Step 5: Solve for x
    x = 7,638,283.32/3,929.28
  6. Step 6: Final answer
    x = 1,943.94

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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.