Home / 10,995.06-16,490.76-3,973.71

Finding the Fourth Proportional to 10,995.06, 16,490.76 and 3,973.71

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Solution

The fourth proportional to 10,995.06, 16,490.76 and 3,973.71 is: 5,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.06 : 16,490.76 = 3,973.71 : x
  2. Step 2: Convert to fraction form
    10,995.06/16,490.76 = 3,973.71/x
  3. Step 3: Cross multiply
    10,995.06x = 16,490.76 × 3,973.71
  4. Step 4: Simplify right side
    10,995.06x = 65,529,497.92
  5. Step 5: Solve for x
    x = 65,529,497.92/10,995.06
  6. Step 6: Final answer
    x = 5,959.90

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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.