Home / 7,320.44-10,983.20-5,321.00

Finding the Fourth Proportional to 7,320.44, 10,983.20 and 5,321.00

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Solution

The fourth proportional to 7,320.44, 10,983.20 and 5,321.00 is: 7,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.44 : 10,983.20 = 5,321.00 : x
  2. Step 2: Convert to fraction form
    7,320.44/10,983.20 = 5,321.00/x
  3. Step 3: Cross multiply
    7,320.44x = 10,983.20 × 5,321.00
  4. Step 4: Simplify right side
    7,320.44x = 58,441,628.01
  5. Step 5: Solve for x
    x = 58,441,628.01/7,320.44
  6. Step 6: Final answer
    x = 7,983.35

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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.