Home / 6,961.85-10,427.23-5,397.13

Finding the Fourth Proportional to 6,961.85, 10,427.23 and 5,397.13

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Solution

The fourth proportional to 6,961.85, 10,427.23 and 5,397.13 is: 8,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.85 : 10,427.23 = 5,397.13 : x
  2. Step 2: Convert to fraction form
    6,961.85/10,427.23 = 5,397.13/x
  3. Step 3: Cross multiply
    6,961.85x = 10,427.23 × 5,397.13
  4. Step 4: Simplify right side
    6,961.85x = 56,277,135.63
  5. Step 5: Solve for x
    x = 56,277,135.63/6,961.85
  6. Step 6: Final answer
    x = 8,083.65

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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.