Home / 10,273.15-14,176.92-5,557.45

Finding the Fourth Proportional to 10,273.15, 14,176.92 and 5,557.45

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Solution

The fourth proportional to 10,273.15, 14,176.92 and 5,557.45 is: 7,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.15 : 14,176.92 = 5,557.45 : x
  2. Step 2: Convert to fraction form
    10,273.15/14,176.92 = 5,557.45/x
  3. Step 3: Cross multiply
    10,273.15x = 14,176.92 × 5,557.45
  4. Step 4: Simplify right side
    10,273.15x = 78,787,524.05
  5. Step 5: Solve for x
    x = 78,787,524.05/10,273.15
  6. Step 6: Final answer
    x = 7,669.27

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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.