Home / 10,756.51-16,135.57-2,965.25

Finding the Fourth Proportional to 10,756.51, 16,135.57 and 2,965.25

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Solution

The fourth proportional to 10,756.51, 16,135.57 and 2,965.25 is: 4,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.51 : 16,135.57 = 2,965.25 : x
  2. Step 2: Convert to fraction form
    10,756.51/16,135.57 = 2,965.25/x
  3. Step 3: Cross multiply
    10,756.51x = 16,135.57 × 2,965.25
  4. Step 4: Simplify right side
    10,756.51x = 47,845,998.94
  5. Step 5: Solve for x
    x = 47,845,998.94/10,756.51
  6. Step 6: Final answer
    x = 4,448.10

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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.