Home / 3,943.74-5,911.56-1,753.50

Finding the Fourth Proportional to 3,943.74, 5,911.56 and 1,753.50

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Solution

The fourth proportional to 3,943.74, 5,911.56 and 1,753.50 is: 2,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.74 : 5,911.56 = 1,753.50 : x
  2. Step 2: Convert to fraction form
    3,943.74/5,911.56 = 1,753.50/x
  3. Step 3: Cross multiply
    3,943.74x = 5,911.56 × 1,753.50
  4. Step 4: Simplify right side
    3,943.74x = 10,365,920.46
  5. Step 5: Solve for x
    x = 10,365,920.46/3,943.74
  6. Step 6: Final answer
    x = 2,628.45

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1.5x scale

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.