Home / 11,841.35-17,762.96-3,943.58

Finding the Fourth Proportional to 11,841.35, 17,762.96 and 3,943.58

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Solution

The fourth proportional to 11,841.35, 17,762.96 and 3,943.58 is: 5,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.35 : 17,762.96 = 3,943.58 : x
  2. Step 2: Convert to fraction form
    11,841.35/17,762.96 = 3,943.58/x
  3. Step 3: Cross multiply
    11,841.35x = 17,762.96 × 3,943.58
  4. Step 4: Simplify right side
    11,841.35x = 70,049,574.84
  5. Step 5: Solve for x
    x = 70,049,574.84/11,841.35
  6. Step 6: Final answer
    x = 5,915.68

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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.