Home / 11,607.48-17,400.66-4,208.76

Finding the Fourth Proportional to 11,607.48, 17,400.66 and 4,208.76

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Solution

The fourth proportional to 11,607.48, 17,400.66 and 4,208.76 is: 6,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.48 : 17,400.66 = 4,208.76 : x
  2. Step 2: Convert to fraction form
    11,607.48/17,400.66 = 4,208.76/x
  3. Step 3: Cross multiply
    11,607.48x = 17,400.66 × 4,208.76
  4. Step 4: Simplify right side
    11,607.48x = 73,235,201.78
  5. Step 5: Solve for x
    x = 73,235,201.78/11,607.48
  6. Step 6: Final answer
    x = 6,309.31

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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.