Home / 5,270.19-7,902.63-1,758.96

Finding the Fourth Proportional to 5,270.19, 7,902.63 and 1,758.96

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Solution

The fourth proportional to 5,270.19, 7,902.63 and 1,758.96 is: 2,637.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.19 : 7,902.63 = 1,758.96 : x
  2. Step 2: Convert to fraction form
    5,270.19/7,902.63 = 1,758.96/x
  3. Step 3: Cross multiply
    5,270.19x = 7,902.63 × 1,758.96
  4. Step 4: Simplify right side
    5,270.19x = 13,900,410.06
  5. Step 5: Solve for x
    x = 13,900,410.06/5,270.19
  6. Step 6: Final answer
    x = 2,637.55

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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.