Home / 5,507.49-8,256.53-1,808.73

Finding the Fourth Proportional to 5,507.49, 8,256.53 and 1,808.73

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Solution

The fourth proportional to 5,507.49, 8,256.53 and 1,808.73 is: 2,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.49 : 8,256.53 = 1,808.73 : x
  2. Step 2: Convert to fraction form
    5,507.49/8,256.53 = 1,808.73/x
  3. Step 3: Cross multiply
    5,507.49x = 8,256.53 × 1,808.73
  4. Step 4: Simplify right side
    5,507.49x = 14,933,838.03
  5. Step 5: Solve for x
    x = 14,933,838.03/5,507.49
  6. Step 6: Final answer
    x = 2,711.55

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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.