Home / 10,273.36-14,177.22-5,557.66

Finding the Fourth Proportional to 10,273.36, 14,177.22 and 5,557.66

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Solution

The fourth proportional to 10,273.36, 14,177.22 and 5,557.66 is: 7,669.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.36 : 14,177.22 = 5,557.66 : x
  2. Step 2: Convert to fraction form
    10,273.36/14,177.22 = 5,557.66/x
  3. Step 3: Cross multiply
    10,273.36x = 14,177.22 × 5,557.66
  4. Step 4: Simplify right side
    10,273.36x = 78,792,168.51
  5. Step 5: Solve for x
    x = 78,792,168.51/10,273.36
  6. Step 6: Final answer
    x = 7,669.56

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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.