Home / 3,607.19-5,419.43-2,311.19

Finding the Fourth Proportional to 3,607.19, 5,419.43 and 2,311.19

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Solution

The fourth proportional to 3,607.19, 5,419.43 and 2,311.19 is: 3,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.19 : 5,419.43 = 2,311.19 : x
  2. Step 2: Convert to fraction form
    3,607.19/5,419.43 = 2,311.19/x
  3. Step 3: Cross multiply
    3,607.19x = 5,419.43 × 2,311.19
  4. Step 4: Simplify right side
    3,607.19x = 12,525,332.42
  5. Step 5: Solve for x
    x = 12,525,332.42/3,607.19
  6. Step 6: Final answer
    x = 3,472.32

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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.