Home / 9,776.06-14,660.42-4,228.98

Finding the Fourth Proportional to 9,776.06, 14,660.42 and 4,228.98

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Solution

The fourth proportional to 9,776.06, 14,660.42 and 4,228.98 is: 6,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776.06 : 14,660.42 = 4,228.98 : x
  2. Step 2: Convert to fraction form
    9,776.06/14,660.42 = 4,228.98/x
  3. Step 3: Cross multiply
    9,776.06x = 14,660.42 × 4,228.98
  4. Step 4: Simplify right side
    9,776.06x = 61,998,622.97
  5. Step 5: Solve for x
    x = 61,998,622.97/9,776.06
  6. Step 6: Final answer
    x = 6,341.88

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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.