Home / 10,852.29-16,279.65-3,454.15

Finding the Fourth Proportional to 10,852.29, 16,279.65 and 3,454.15

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Solution

The fourth proportional to 10,852.29, 16,279.65 and 3,454.15 is: 5,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.29 : 16,279.65 = 3,454.15 : x
  2. Step 2: Convert to fraction form
    10,852.29/16,279.65 = 3,454.15/x
  3. Step 3: Cross multiply
    10,852.29x = 16,279.65 × 3,454.15
  4. Step 4: Simplify right side
    10,852.29x = 56,232,353.05
  5. Step 5: Solve for x
    x = 56,232,353.05/10,852.29
  6. Step 6: Final answer
    x = 5,181.61

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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.