Home / 5,205.58-7,810.26-2,284.72

Finding the Fourth Proportional to 5,205.58, 7,810.26 and 2,284.72

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Solution

The fourth proportional to 5,205.58, 7,810.26 and 2,284.72 is: 3,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.58 : 7,810.26 = 2,284.72 : x
  2. Step 2: Convert to fraction form
    5,205.58/7,810.26 = 2,284.72/x
  3. Step 3: Cross multiply
    5,205.58x = 7,810.26 × 2,284.72
  4. Step 4: Simplify right side
    5,205.58x = 17,844,257.23
  5. Step 5: Solve for x
    x = 17,844,257.23/5,205.58
  6. Step 6: Final answer
    x = 3,427.91

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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.