Home / 10,656.48-15,982.48-2,865.36

Finding the Fourth Proportional to 10,656.48, 15,982.48 and 2,865.36

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Solution

The fourth proportional to 10,656.48, 15,982.48 and 2,865.36 is: 4,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.48 : 15,982.48 = 2,865.36 : x
  2. Step 2: Convert to fraction form
    10,656.48/15,982.48 = 2,865.36/x
  3. Step 3: Cross multiply
    10,656.48x = 15,982.48 × 2,865.36
  4. Step 4: Simplify right side
    10,656.48x = 45,795,558.89
  5. Step 5: Solve for x
    x = 45,795,558.89/10,656.48
  6. Step 6: Final answer
    x = 4,297.44

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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.