Home / 4,217.58-5,820.57-3,103.62

Finding the Fourth Proportional to 4,217.58, 5,820.57 and 3,103.62

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Solution

The fourth proportional to 4,217.58, 5,820.57 and 3,103.62 is: 4,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.58 : 5,820.57 = 3,103.62 : x
  2. Step 2: Convert to fraction form
    4,217.58/5,820.57 = 3,103.62/x
  3. Step 3: Cross multiply
    4,217.58x = 5,820.57 × 3,103.62
  4. Step 4: Simplify right side
    4,217.58x = 18,064,837.46
  5. Step 5: Solve for x
    x = 18,064,837.46/4,217.58
  6. Step 6: Final answer
    x = 4,283.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.