Home / 3,434.18-5,158.56-3,234.22

Finding the Fourth Proportional to 3,434.18, 5,158.56 and 3,234.22

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Solution

The fourth proportional to 3,434.18, 5,158.56 and 3,234.22 is: 4,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.18 : 5,158.56 = 3,234.22 : x
  2. Step 2: Convert to fraction form
    3,434.18/5,158.56 = 3,234.22/x
  3. Step 3: Cross multiply
    3,434.18x = 5,158.56 × 3,234.22
  4. Step 4: Simplify right side
    3,434.18x = 16,683,901.75
  5. Step 5: Solve for x
    x = 16,683,901.75/3,434.18
  6. Step 6: Final answer
    x = 4,858.19

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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.