Home / 7,024.96-9,694.56-3,881.28

Finding the Fourth Proportional to 7,024.96, 9,694.56 and 3,881.28

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Solution

The fourth proportional to 7,024.96, 9,694.56 and 3,881.28 is: 5,356.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.96 : 9,694.56 = 3,881.28 : x
  2. Step 2: Convert to fraction form
    7,024.96/9,694.56 = 3,881.28/x
  3. Step 3: Cross multiply
    7,024.96x = 9,694.56 × 3,881.28
  4. Step 4: Simplify right side
    7,024.96x = 37,627,301.84
  5. Step 5: Solve for x
    x = 37,627,301.84/7,024.96
  6. Step 6: Final answer
    x = 5,356.23

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1.5x scale

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.