Home / 10,055.82-15,074.28-6,769.92

Finding the Fourth Proportional to 10,055.82, 15,074.28 and 6,769.92

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Solution

The fourth proportional to 10,055.82, 15,074.28 and 6,769.92 is: 10,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.82 : 15,074.28 = 6,769.92 : x
  2. Step 2: Convert to fraction form
    10,055.82/15,074.28 = 6,769.92/x
  3. Step 3: Cross multiply
    10,055.82x = 15,074.28 × 6,769.92
  4. Step 4: Simplify right side
    10,055.82x = 102,051,669.66
  5. Step 5: Solve for x
    x = 102,051,669.66/10,055.82
  6. Step 6: Final answer
    x = 10,148.52

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1.5x scale

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.