Home / 10,982.41-15,154.23-6,201.57

Finding the Fourth Proportional to 10,982.41, 15,154.23 and 6,201.57

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Solution

The fourth proportional to 10,982.41, 15,154.23 and 6,201.57 is: 8,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.41 : 15,154.23 = 6,201.57 : x
  2. Step 2: Convert to fraction form
    10,982.41/15,154.23 = 6,201.57/x
  3. Step 3: Cross multiply
    10,982.41x = 15,154.23 × 6,201.57
  4. Step 4: Simplify right side
    10,982.41x = 93,980,018.14
  5. Step 5: Solve for x
    x = 93,980,018.14/10,982.41
  6. Step 6: Final answer
    x = 8,557.32

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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.