Home / 9,969.35-14,939.92-5,528.97

Finding the Fourth Proportional to 9,969.35, 14,939.92 and 5,528.97

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Solution

The fourth proportional to 9,969.35, 14,939.92 and 5,528.97 is: 8,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.35 : 14,939.92 = 5,528.97 : x
  2. Step 2: Convert to fraction form
    9,969.35/14,939.92 = 5,528.97/x
  3. Step 3: Cross multiply
    9,969.35x = 14,939.92 × 5,528.97
  4. Step 4: Simplify right side
    9,969.35x = 82,602,267.14
  5. Step 5: Solve for x
    x = 82,602,267.14/9,969.35
  6. Step 6: Final answer
    x = 8,285.63

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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.