Home / 2,908.32-4,011.54-2,110.26

Finding the Fourth Proportional to 2,908.32, 4,011.54 and 2,110.26

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Solution

The fourth proportional to 2,908.32, 4,011.54 and 2,110.26 is: 2,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.32 : 4,011.54 = 2,110.26 : x
  2. Step 2: Convert to fraction form
    2,908.32/4,011.54 = 2,110.26/x
  3. Step 3: Cross multiply
    2,908.32x = 4,011.54 × 2,110.26
  4. Step 4: Simplify right side
    2,908.32x = 8,465,392.40
  5. Step 5: Solve for x
    x = 8,465,392.40/2,908.32
  6. Step 6: Final answer
    x = 2,910.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.