Home / 5,205.50-7,808.26-1,743.02

Finding the Fourth Proportional to 5,205.50, 7,808.26 and 1,743.02

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Solution

The fourth proportional to 5,205.50, 7,808.26 and 1,743.02 is: 2,614.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.50 : 7,808.26 = 1,743.02 : x
  2. Step 2: Convert to fraction form
    5,205.50/7,808.26 = 1,743.02/x
  3. Step 3: Cross multiply
    5,205.50x = 7,808.26 × 1,743.02
  4. Step 4: Simplify right side
    5,205.50x = 13,609,953.35
  5. Step 5: Solve for x
    x = 13,609,953.35/5,205.50
  6. Step 6: Final answer
    x = 2,614.53

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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.