Home / 3,589.08-4,951.13-3,116.34

Finding the Fourth Proportional to 3,589.08, 4,951.13 and 3,116.34

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Solution

The fourth proportional to 3,589.08, 4,951.13 and 3,116.34 is: 4,298.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.08 : 4,951.13 = 3,116.34 : x
  2. Step 2: Convert to fraction form
    3,589.08/4,951.13 = 3,116.34/x
  3. Step 3: Cross multiply
    3,589.08x = 4,951.13 × 3,116.34
  4. Step 4: Simplify right side
    3,589.08x = 15,429,388.88
  5. Step 5: Solve for x
    x = 15,429,388.88/3,589.08
  6. Step 6: Final answer
    x = 4,298.98

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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.