Home / 3,697.47-5,517.79-3,303.36

Finding the Fourth Proportional to 3,697.47, 5,517.79 and 3,303.36

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Solution

The fourth proportional to 3,697.47, 5,517.79 and 3,303.36 is: 4,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.47 : 5,517.79 = 3,303.36 : x
  2. Step 2: Convert to fraction form
    3,697.47/5,517.79 = 3,303.36/x
  3. Step 3: Cross multiply
    3,697.47x = 5,517.79 × 3,303.36
  4. Step 4: Simplify right side
    3,697.47x = 18,227,238.52
  5. Step 5: Solve for x
    x = 18,227,238.52/3,697.47
  6. Step 6: Final answer
    x = 4,929.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.