Home / 2,811.34-4,236.06-2,335.06

Finding the Fourth Proportional to 2,811.34, 4,236.06 and 2,335.06

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Solution

The fourth proportional to 2,811.34, 4,236.06 and 2,335.06 is: 3,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811.34 : 4,236.06 = 2,335.06 : x
  2. Step 2: Convert to fraction form
    2,811.34/4,236.06 = 2,335.06/x
  3. Step 3: Cross multiply
    2,811.34x = 4,236.06 × 2,335.06
  4. Step 4: Simplify right side
    2,811.34x = 9,891,454.26
  5. Step 5: Solve for x
    x = 9,891,454.26/2,811.34
  6. Step 6: Final answer
    x = 3,518.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.