Home / 10,272.48-15,410.16-3,345.36

Finding the Fourth Proportional to 10,272.48, 15,410.16 and 3,345.36

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Solution

The fourth proportional to 10,272.48, 15,410.16 and 3,345.36 is: 5,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.48 : 15,410.16 = 3,345.36 : x
  2. Step 2: Convert to fraction form
    10,272.48/15,410.16 = 3,345.36/x
  3. Step 3: Cross multiply
    10,272.48x = 15,410.16 × 3,345.36
  4. Step 4: Simplify right side
    10,272.48x = 51,552,532.86
  5. Step 5: Solve for x
    x = 51,552,532.86/10,272.48
  6. Step 6: Final answer
    x = 5,018.51

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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.