Home / 3,659.18-5,488.91-3,047.22

Finding the Fourth Proportional to 3,659.18, 5,488.91 and 3,047.22

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Solution

The fourth proportional to 3,659.18, 5,488.91 and 3,047.22 is: 4,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.18 : 5,488.91 = 3,047.22 : x
  2. Step 2: Convert to fraction form
    3,659.18/5,488.91 = 3,047.22/x
  3. Step 3: Cross multiply
    3,659.18x = 5,488.91 × 3,047.22
  4. Step 4: Simplify right side
    3,659.18x = 16,725,929.66
  5. Step 5: Solve for x
    x = 16,725,929.66/3,659.18
  6. Step 6: Final answer
    x = 4,570.96

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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.