Home / 3,507.58-5,261.01-2,205.10

Finding the Fourth Proportional to 3,507.58, 5,261.01 and 2,205.10

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Solution

The fourth proportional to 3,507.58, 5,261.01 and 2,205.10 is: 3,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.58 : 5,261.01 = 2,205.10 : x
  2. Step 2: Convert to fraction form
    3,507.58/5,261.01 = 2,205.10/x
  3. Step 3: Cross multiply
    3,507.58x = 5,261.01 × 2,205.10
  4. Step 4: Simplify right side
    3,507.58x = 11,601,053.15
  5. Step 5: Solve for x
    x = 11,601,053.15/3,507.58
  6. Step 6: Final answer
    x = 3,307.42

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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.