Home / 3,107.61-4,653.12-2,276.55

Finding the Fourth Proportional to 3,107.61, 4,653.12 and 2,276.55

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Solution

The fourth proportional to 3,107.61, 4,653.12 and 2,276.55 is: 3,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.61 : 4,653.12 = 2,276.55 : x
  2. Step 2: Convert to fraction form
    3,107.61/4,653.12 = 2,276.55/x
  3. Step 3: Cross multiply
    3,107.61x = 4,653.12 × 2,276.55
  4. Step 4: Simplify right side
    3,107.61x = 10,593,060.34
  5. Step 5: Solve for x
    x = 10,593,060.34/3,107.61
  6. Step 6: Final answer
    x = 3,408.75

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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.