Home / 11,550.32-17,298.48-5,688.08

Finding the Fourth Proportional to 11,550.32, 17,298.48 and 5,688.08

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Solution

The fourth proportional to 11,550.32, 17,298.48 and 5,688.08 is: 8,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.32 : 17,298.48 = 5,688.08 : x
  2. Step 2: Convert to fraction form
    11,550.32/17,298.48 = 5,688.08/x
  3. Step 3: Cross multiply
    11,550.32x = 17,298.48 × 5,688.08
  4. Step 4: Simplify right side
    11,550.32x = 98,395,138.12
  5. Step 5: Solve for x
    x = 98,395,138.12/11,550.32
  6. Step 6: Final answer
    x = 8,518.82

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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.