Home / 11,708.15-17,550.37-4,209.48

Finding the Fourth Proportional to 11,708.15, 17,550.37 and 4,209.48

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Solution

The fourth proportional to 11,708.15, 17,550.37 and 4,209.48 is: 6,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.15 : 17,550.37 = 4,209.48 : x
  2. Step 2: Convert to fraction form
    11,708.15/17,550.37 = 4,209.48/x
  3. Step 3: Cross multiply
    11,708.15x = 17,550.37 × 4,209.48
  4. Step 4: Simplify right side
    11,708.15x = 73,877,931.51
  5. Step 5: Solve for x
    x = 73,877,931.51/11,708.15
  6. Step 6: Final answer
    x = 6,309.96

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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.