Home / 5,560.62-8,342.14-1,664.72

Finding the Fourth Proportional to 5,560.62, 8,342.14 and 1,664.72

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Solution

The fourth proportional to 5,560.62, 8,342.14 and 1,664.72 is: 2,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.62 : 8,342.14 = 1,664.72 : x
  2. Step 2: Convert to fraction form
    5,560.62/8,342.14 = 1,664.72/x
  3. Step 3: Cross multiply
    5,560.62x = 8,342.14 × 1,664.72
  4. Step 4: Simplify right side
    5,560.62x = 13,887,315.83
  5. Step 5: Solve for x
    x = 13,887,315.83/5,560.62
  6. Step 6: Final answer
    x = 2,497.44

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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.