Home / 10,880.15-15,013.22-6,164.44

Finding the Fourth Proportional to 10,880.15, 15,013.22 and 6,164.44

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Solution

The fourth proportional to 10,880.15, 15,013.22 and 6,164.44 is: 8,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.15 : 15,013.22 = 6,164.44 : x
  2. Step 2: Convert to fraction form
    10,880.15/15,013.22 = 6,164.44/x
  3. Step 3: Cross multiply
    10,880.15x = 15,013.22 × 6,164.44
  4. Step 4: Simplify right side
    10,880.15x = 92,548,025.54
  5. Step 5: Solve for x
    x = 92,548,025.54/10,880.15
  6. Step 6: Final answer
    x = 8,506.14

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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.