Home / 10,240.48-15,360.64-2,845.04

Finding the Fourth Proportional to 10,240.48, 15,360.64 and 2,845.04

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Solution

The fourth proportional to 10,240.48, 15,360.64 and 2,845.04 is: 4,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.48 : 15,360.64 = 2,845.04 : x
  2. Step 2: Convert to fraction form
    10,240.48/15,360.64 = 2,845.04/x
  3. Step 3: Cross multiply
    10,240.48x = 15,360.64 × 2,845.04
  4. Step 4: Simplify right side
    10,240.48x = 43,701,635.23
  5. Step 5: Solve for x
    x = 43,701,635.23/10,240.48
  6. Step 6: Final answer
    x = 4,267.54

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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.