Home / 7,251.36-10,868.64-3,347.64

Finding the Fourth Proportional to 7,251.36, 10,868.64 and 3,347.64

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Solution

The fourth proportional to 7,251.36, 10,868.64 and 3,347.64 is: 5,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.36 : 10,868.64 = 3,347.64 : x
  2. Step 2: Convert to fraction form
    7,251.36/10,868.64 = 3,347.64/x
  3. Step 3: Cross multiply
    7,251.36x = 10,868.64 × 3,347.64
  4. Step 4: Simplify right side
    7,251.36x = 36,384,294.01
  5. Step 5: Solve for x
    x = 36,384,294.01/7,251.36
  6. Step 6: Final answer
    x = 5,017.58

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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.