Home / 10,110.40-13,950.69-5,633.14

Finding the Fourth Proportional to 10,110.40, 13,950.69 and 5,633.14

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Solution

The fourth proportional to 10,110.40, 13,950.69 and 5,633.14 is: 7,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.40 : 13,950.69 = 5,633.14 : x
  2. Step 2: Convert to fraction form
    10,110.40/13,950.69 = 5,633.14/x
  3. Step 3: Cross multiply
    10,110.40x = 13,950.69 × 5,633.14
  4. Step 4: Simplify right side
    10,110.40x = 78,586,189.87
  5. Step 5: Solve for x
    x = 78,586,189.87/10,110.40
  6. Step 6: Final answer
    x = 7,772.81

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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.