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Finding the Fourth Proportional to 9,969.57, 14,946.30 and 5,527.11

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Solution

The fourth proportional to 9,969.57, 14,946.30 and 5,527.11 is: 8,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.57 : 14,946.30 = 5,527.11 : x
  2. Step 2: Convert to fraction form
    9,969.57/14,946.30 = 5,527.11/x
  3. Step 3: Cross multiply
    9,969.57x = 14,946.30 × 5,527.11
  4. Step 4: Simplify right side
    9,969.57x = 82,609,844.19
  5. Step 5: Solve for x
    x = 82,609,844.19/9,969.57
  6. Step 6: Final answer
    x = 8,286.20

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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.