Home / 3,513.74-5,267.16-2,856.94

Finding the Fourth Proportional to 3,513.74, 5,267.16 and 2,856.94

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Solution

The fourth proportional to 3,513.74, 5,267.16 and 2,856.94 is: 4,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.74 : 5,267.16 = 2,856.94 : x
  2. Step 2: Convert to fraction form
    3,513.74/5,267.16 = 2,856.94/x
  3. Step 3: Cross multiply
    3,513.74x = 5,267.16 × 2,856.94
  4. Step 4: Simplify right side
    3,513.74x = 15,047,946.92
  5. Step 5: Solve for x
    x = 15,047,946.92/3,513.74
  6. Step 6: Final answer
    x = 4,282.61

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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.