Home / 11,699.31-17,550.71-4,303.20

Finding the Fourth Proportional to 11,699.31, 17,550.71 and 4,303.20

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Solution

The fourth proportional to 11,699.31, 17,550.71 and 4,303.20 is: 6,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699.31 : 17,550.71 = 4,303.20 : x
  2. Step 2: Convert to fraction form
    11,699.31/17,550.71 = 4,303.20/x
  3. Step 3: Cross multiply
    11,699.31x = 17,550.71 × 4,303.20
  4. Step 4: Simplify right side
    11,699.31x = 75,524,193.76
  5. Step 5: Solve for x
    x = 75,524,193.76/11,699.31
  6. Step 6: Final answer
    x = 6,455.44

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1.5x scale

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.