Home / 7,351.15-11,026.71-3,190.62

Finding the Fourth Proportional to 7,351.15, 11,026.71 and 3,190.62

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Solution

The fourth proportional to 7,351.15, 11,026.71 and 3,190.62 is: 4,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.15 : 11,026.71 = 3,190.62 : x
  2. Step 2: Convert to fraction form
    7,351.15/11,026.71 = 3,190.62/x
  3. Step 3: Cross multiply
    7,351.15x = 11,026.71 × 3,190.62
  4. Step 4: Simplify right side
    7,351.15x = 35,182,041.46
  5. Step 5: Solve for x
    x = 35,182,041.46/7,351.15
  6. Step 6: Final answer
    x = 4,785.92

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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.