Home / 3,107.34-4,655.07-2,750.40

Finding the Fourth Proportional to 3,107.34, 4,655.07 and 2,750.40

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Solution

The fourth proportional to 3,107.34, 4,655.07 and 2,750.40 is: 4,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.34 : 4,655.07 = 2,750.40 : x
  2. Step 2: Convert to fraction form
    3,107.34/4,655.07 = 2,750.40/x
  3. Step 3: Cross multiply
    3,107.34x = 4,655.07 × 2,750.40
  4. Step 4: Simplify right side
    3,107.34x = 12,803,304.53
  5. Step 5: Solve for x
    x = 12,803,304.53/3,107.34
  6. Step 6: Final answer
    x = 4,120.34

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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.