Home / 11,193.57-15,445.41-6,476.94

Finding the Fourth Proportional to 11,193.57, 15,445.41 and 6,476.94

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Solution

The fourth proportional to 11,193.57, 15,445.41 and 6,476.94 is: 8,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.57 : 15,445.41 = 6,476.94 : x
  2. Step 2: Convert to fraction form
    11,193.57/15,445.41 = 6,476.94/x
  3. Step 3: Cross multiply
    11,193.57x = 15,445.41 × 6,476.94
  4. Step 4: Simplify right side
    11,193.57x = 100,038,993.85
  5. Step 5: Solve for x
    x = 100,038,993.85/11,193.57
  6. Step 6: Final answer
    x = 8,937.18

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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.