Home / 3,303.38-4,556.04-2,807.66

Finding the Fourth Proportional to 3,303.38, 4,556.04 and 2,807.66

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Solution

The fourth proportional to 3,303.38, 4,556.04 and 2,807.66 is: 3,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.38 : 4,556.04 = 2,807.66 : x
  2. Step 2: Convert to fraction form
    3,303.38/4,556.04 = 2,807.66/x
  3. Step 3: Cross multiply
    3,303.38x = 4,556.04 × 2,807.66
  4. Step 4: Simplify right side
    3,303.38x = 12,791,811.27
  5. Step 5: Solve for x
    x = 12,791,811.27/3,303.38
  6. Step 6: Final answer
    x = 3,872.34

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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.