Home / 7,024.89-9,694.31-3,881.07

Finding the Fourth Proportional to 7,024.89, 9,694.31 and 3,881.07

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Solution

The fourth proportional to 7,024.89, 9,694.31 and 3,881.07 is: 5,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.89 : 9,694.31 = 3,881.07 : x
  2. Step 2: Convert to fraction form
    7,024.89/9,694.31 = 3,881.07/x
  3. Step 3: Cross multiply
    7,024.89x = 9,694.31 × 3,881.07
  4. Step 4: Simplify right side
    7,024.89x = 37,624,276.31
  5. Step 5: Solve for x
    x = 37,624,276.31/7,024.89
  6. Step 6: Final answer
    x = 5,355.85

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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.