Home / 5,422.37-8,114.40-3,342.89

Finding the Fourth Proportional to 5,422.37, 8,114.40 and 3,342.89

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Solution

The fourth proportional to 5,422.37, 8,114.40 and 3,342.89 is: 5,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.37 : 8,114.40 = 3,342.89 : x
  2. Step 2: Convert to fraction form
    5,422.37/8,114.40 = 3,342.89/x
  3. Step 3: Cross multiply
    5,422.37x = 8,114.40 × 3,342.89
  4. Step 4: Simplify right side
    5,422.37x = 27,125,506.04
  5. Step 5: Solve for x
    x = 27,125,506.04/5,422.37
  6. Step 6: Final answer
    x = 5,002.52

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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.