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Finding the Fourth Proportional to 9,869.77, 14,790.03 and 6,162.76

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Solution

The fourth proportional to 9,869.77, 14,790.03 and 6,162.76 is: 9,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869.77 : 14,790.03 = 6,162.76 : x
  2. Step 2: Convert to fraction form
    9,869.77/14,790.03 = 6,162.76/x
  3. Step 3: Cross multiply
    9,869.77x = 14,790.03 × 6,162.76
  4. Step 4: Simplify right side
    9,869.77x = 91,147,405.28
  5. Step 5: Solve for x
    x = 91,147,405.28/9,869.77
  6. Step 6: Final answer
    x = 9,235.01

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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.