Home / 7,026.78-9,696.87-4,154.79

Finding the Fourth Proportional to 7,026.78, 9,696.87 and 4,154.79

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Solution

The fourth proportional to 7,026.78, 9,696.87 and 4,154.79 is: 5,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.78 : 9,696.87 = 4,154.79 : x
  2. Step 2: Convert to fraction form
    7,026.78/9,696.87 = 4,154.79/x
  3. Step 3: Cross multiply
    7,026.78x = 9,696.87 × 4,154.79
  4. Step 4: Simplify right side
    7,026.78x = 40,288,458.51
  5. Step 5: Solve for x
    x = 40,288,458.51/7,026.78
  6. Step 6: Final answer
    x = 5,733.56

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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.