Home / 4,902.40-7,353.26-2,820.87

Finding the Fourth Proportional to 4,902.40, 7,353.26 and 2,820.87

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Solution

The fourth proportional to 4,902.40, 7,353.26 and 2,820.87 is: 4,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.40 : 7,353.26 = 2,820.87 : x
  2. Step 2: Convert to fraction form
    4,902.40/7,353.26 = 2,820.87/x
  3. Step 3: Cross multiply
    4,902.40x = 7,353.26 × 2,820.87
  4. Step 4: Simplify right side
    4,902.40x = 20,742,602.88
  5. Step 5: Solve for x
    x = 20,742,602.88/4,902.40
  6. Step 6: Final answer
    x = 4,231.11

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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.