Home / 4,555.56-6,290.82-3,434.58

Finding the Fourth Proportional to 4,555.56, 6,290.82 and 3,434.58

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Solution

The fourth proportional to 4,555.56, 6,290.82 and 3,434.58 is: 4,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.56 : 6,290.82 = 3,434.58 : x
  2. Step 2: Convert to fraction form
    4,555.56/6,290.82 = 3,434.58/x
  3. Step 3: Cross multiply
    4,555.56x = 6,290.82 × 3,434.58
  4. Step 4: Simplify right side
    4,555.56x = 21,606,324.56
  5. Step 5: Solve for x
    x = 21,606,324.56/4,555.56
  6. Step 6: Final answer
    x = 4,742.85

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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.