Home / 3,113.75-4,670.55-2,563.71

Finding the Fourth Proportional to 3,113.75, 4,670.55 and 2,563.71

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Solution

The fourth proportional to 3,113.75, 4,670.55 and 2,563.71 is: 3,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.75 : 4,670.55 = 2,563.71 : x
  2. Step 2: Convert to fraction form
    3,113.75/4,670.55 = 2,563.71/x
  3. Step 3: Cross multiply
    3,113.75x = 4,670.55 × 2,563.71
  4. Step 4: Simplify right side
    3,113.75x = 11,973,935.74
  5. Step 5: Solve for x
    x = 11,973,935.74/3,113.75
  6. Step 6: Final answer
    x = 3,845.51

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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.