Home / 9,309.70-13,966.83-4,631.92

Finding the Fourth Proportional to 9,309.70, 13,966.83 and 4,631.92

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Solution

The fourth proportional to 9,309.70, 13,966.83 and 4,631.92 is: 6,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.70 : 13,966.83 = 4,631.92 : x
  2. Step 2: Convert to fraction form
    9,309.70/13,966.83 = 4,631.92/x
  3. Step 3: Cross multiply
    9,309.70x = 13,966.83 × 4,631.92
  4. Step 4: Simplify right side
    9,309.70x = 64,693,239.21
  5. Step 5: Solve for x
    x = 64,693,239.21/9,309.70
  6. Step 6: Final answer
    x = 6,949.01

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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.