Home / 6,623.09-9,928.16-3,162.77

Finding the Fourth Proportional to 6,623.09, 9,928.16 and 3,162.77

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Solution

The fourth proportional to 6,623.09, 9,928.16 and 3,162.77 is: 4,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.09 : 9,928.16 = 3,162.77 : x
  2. Step 2: Convert to fraction form
    6,623.09/9,928.16 = 3,162.77/x
  3. Step 3: Cross multiply
    6,623.09x = 9,928.16 × 3,162.77
  4. Step 4: Simplify right side
    6,623.09x = 31,400,470.79
  5. Step 5: Solve for x
    x = 31,400,470.79/6,623.09
  6. Step 6: Final answer
    x = 4,741.06

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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.