Home / 3,217.52-4,823.40-1,656.66

Finding the Fourth Proportional to 3,217.52, 4,823.40 and 1,656.66

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Solution

The fourth proportional to 3,217.52, 4,823.40 and 1,656.66 is: 2,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.52 : 4,823.40 = 1,656.66 : x
  2. Step 2: Convert to fraction form
    3,217.52/4,823.40 = 1,656.66/x
  3. Step 3: Cross multiply
    3,217.52x = 4,823.40 × 1,656.66
  4. Step 4: Simplify right side
    3,217.52x = 7,990,733.84
  5. Step 5: Solve for x
    x = 7,990,733.84/3,217.52
  6. Step 6: Final answer
    x = 2,483.51

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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.