Home / 5,323.24-7,983.78-2,985.58

Finding the Fourth Proportional to 5,323.24, 7,983.78 and 2,985.58

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Solution

The fourth proportional to 5,323.24, 7,983.78 and 2,985.58 is: 4,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.24 : 7,983.78 = 2,985.58 : x
  2. Step 2: Convert to fraction form
    5,323.24/7,983.78 = 2,985.58/x
  3. Step 3: Cross multiply
    5,323.24x = 7,983.78 × 2,985.58
  4. Step 4: Simplify right side
    5,323.24x = 23,836,213.89
  5. Step 5: Solve for x
    x = 23,836,213.89/5,323.24
  6. Step 6: Final answer
    x = 4,477.76

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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.