Home / 10,110.51-13,949.21-5,633.42

Finding the Fourth Proportional to 10,110.51, 13,949.21 and 5,633.42

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Solution

The fourth proportional to 10,110.51, 13,949.21 and 5,633.42 is: 7,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.51 : 13,949.21 = 5,633.42 : x
  2. Step 2: Convert to fraction form
    10,110.51/13,949.21 = 5,633.42/x
  3. Step 3: Cross multiply
    10,110.51x = 13,949.21 × 5,633.42
  4. Step 4: Simplify right side
    10,110.51x = 78,581,702.94
  5. Step 5: Solve for x
    x = 78,581,702.94/10,110.51
  6. Step 6: Final answer
    x = 7,772.28

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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.