Home / 8,157.70-12,233.67-2,962.18

Finding the Fourth Proportional to 8,157.70, 12,233.67 and 2,962.18

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Solution

The fourth proportional to 8,157.70, 12,233.67 and 2,962.18 is: 4,442.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.70 : 12,233.67 = 2,962.18 : x
  2. Step 2: Convert to fraction form
    8,157.70/12,233.67 = 2,962.18/x
  3. Step 3: Cross multiply
    8,157.70x = 12,233.67 × 2,962.18
  4. Step 4: Simplify right side
    8,157.70x = 36,238,332.60
  5. Step 5: Solve for x
    x = 36,238,332.60/8,157.70
  6. Step 6: Final answer
    x = 4,442.22

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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.