Home / 5,507.13-8,257.60-1,808.36

Finding the Fourth Proportional to 5,507.13, 8,257.60 and 1,808.36

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Solution

The fourth proportional to 5,507.13, 8,257.60 and 1,808.36 is: 2,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.13 : 8,257.60 = 1,808.36 : x
  2. Step 2: Convert to fraction form
    5,507.13/8,257.60 = 1,808.36/x
  3. Step 3: Cross multiply
    5,507.13x = 8,257.60 × 1,808.36
  4. Step 4: Simplify right side
    5,507.13x = 14,932,713.54
  5. Step 5: Solve for x
    x = 14,932,713.54/5,507.13
  6. Step 6: Final answer
    x = 2,711.52

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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.