Home / 5,201.96-7,802.34-1,306.07

Finding the Fourth Proportional to 5,201.96, 7,802.34 and 1,306.07

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Solution

The fourth proportional to 5,201.96, 7,802.34 and 1,306.07 is: 1,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.96 : 7,802.34 = 1,306.07 : x
  2. Step 2: Convert to fraction form
    5,201.96/7,802.34 = 1,306.07/x
  3. Step 3: Cross multiply
    5,201.96x = 7,802.34 × 1,306.07
  4. Step 4: Simplify right side
    5,201.96x = 10,190,402.20
  5. Step 5: Solve for x
    x = 10,190,402.20/5,201.96
  6. Step 6: Final answer
    x = 1,958.95

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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.