Home / 7,338.75-10,127.49-4,026.75

Finding the Fourth Proportional to 7,338.75, 10,127.49 and 4,026.75

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Solution

The fourth proportional to 7,338.75, 10,127.49 and 4,026.75 is: 5,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.75 : 10,127.49 = 4,026.75 : x
  2. Step 2: Convert to fraction form
    7,338.75/10,127.49 = 4,026.75/x
  3. Step 3: Cross multiply
    7,338.75x = 10,127.49 × 4,026.75
  4. Step 4: Simplify right side
    7,338.75x = 40,780,870.36
  5. Step 5: Solve for x
    x = 40,780,870.36/7,338.75
  6. Step 6: Final answer
    x = 5,556.92

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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.