Home / 10,171.18-14,036.84-5,695.19

Finding the Fourth Proportional to 10,171.18, 14,036.84 and 5,695.19

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Solution

The fourth proportional to 10,171.18, 14,036.84 and 5,695.19 is: 7,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.18 : 14,036.84 = 5,695.19 : x
  2. Step 2: Convert to fraction form
    10,171.18/14,036.84 = 5,695.19/x
  3. Step 3: Cross multiply
    10,171.18x = 14,036.84 × 5,695.19
  4. Step 4: Simplify right side
    10,171.18x = 79,942,525.09
  5. Step 5: Solve for x
    x = 79,942,525.09/10,171.18
  6. Step 6: Final answer
    x = 7,859.71

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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.