Home / 8,009.57-12,018.66-3,332.81

Finding the Fourth Proportional to 8,009.57, 12,018.66 and 3,332.81

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Solution

The fourth proportional to 8,009.57, 12,018.66 and 3,332.81 is: 5,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.57 : 12,018.66 = 3,332.81 : x
  2. Step 2: Convert to fraction form
    8,009.57/12,018.66 = 3,332.81/x
  3. Step 3: Cross multiply
    8,009.57x = 12,018.66 × 3,332.81
  4. Step 4: Simplify right side
    8,009.57x = 40,055,877.66
  5. Step 5: Solve for x
    x = 40,055,877.66/8,009.57
  6. Step 6: Final answer
    x = 5,001.00

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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.