Home / 5,745.64-8,598.94-3,438.76

Finding the Fourth Proportional to 5,745.64, 8,598.94 and 3,438.76

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Solution

The fourth proportional to 5,745.64, 8,598.94 and 3,438.76 is: 5,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.64 : 8,598.94 = 3,438.76 : x
  2. Step 2: Convert to fraction form
    5,745.64/8,598.94 = 3,438.76/x
  3. Step 3: Cross multiply
    5,745.64x = 8,598.94 × 3,438.76
  4. Step 4: Simplify right side
    5,745.64x = 29,569,690.91
  5. Step 5: Solve for x
    x = 29,569,690.91/5,745.64
  6. Step 6: Final answer
    x = 5,146.46

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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.