Home / 11,614.69-16,028.29-6,309.51

Finding the Fourth Proportional to 11,614.69, 16,028.29 and 6,309.51

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Solution

The fourth proportional to 11,614.69, 16,028.29 and 6,309.51 is: 8,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.69 : 16,028.29 = 6,309.51 : x
  2. Step 2: Convert to fraction form
    11,614.69/16,028.29 = 6,309.51/x
  3. Step 3: Cross multiply
    11,614.69x = 16,028.29 × 6,309.51
  4. Step 4: Simplify right side
    11,614.69x = 101,130,656.04
  5. Step 5: Solve for x
    x = 101,130,656.04/11,614.69
  6. Step 6: Final answer
    x = 8,707.13

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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.