Home / 5,207.06-7,808.70-1,743.50

Finding the Fourth Proportional to 5,207.06, 7,808.70 and 1,743.50

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Solution

The fourth proportional to 5,207.06, 7,808.70 and 1,743.50 is: 2,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.06 : 7,808.70 = 1,743.50 : x
  2. Step 2: Convert to fraction form
    5,207.06/7,808.70 = 1,743.50/x
  3. Step 3: Cross multiply
    5,207.06x = 7,808.70 × 1,743.50
  4. Step 4: Simplify right side
    5,207.06x = 13,614,468.45
  5. Step 5: Solve for x
    x = 13,614,468.45/5,207.06
  6. Step 6: Final answer
    x = 2,614.62

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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.