Home / 10,108.77-15,164.07-2,713.18

Finding the Fourth Proportional to 10,108.77, 15,164.07 and 2,713.18

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Solution

The fourth proportional to 10,108.77, 15,164.07 and 2,713.18 is: 4,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.77 : 15,164.07 = 2,713.18 : x
  2. Step 2: Convert to fraction form
    10,108.77/15,164.07 = 2,713.18/x
  3. Step 3: Cross multiply
    10,108.77x = 15,164.07 × 2,713.18
  4. Step 4: Simplify right side
    10,108.77x = 41,142,858.28
  5. Step 5: Solve for x
    x = 41,142,858.28/10,108.77
  6. Step 6: Final answer
    x = 4,070.02

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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.