Home / 3,134.45-4,325.54-1,737.20

Finding the Fourth Proportional to 3,134.45, 4,325.54 and 1,737.20

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Solution

The fourth proportional to 3,134.45, 4,325.54 and 1,737.20 is: 2,397.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.45 : 4,325.54 = 1,737.20 : x
  2. Step 2: Convert to fraction form
    3,134.45/4,325.54 = 1,737.20/x
  3. Step 3: Cross multiply
    3,134.45x = 4,325.54 × 1,737.20
  4. Step 4: Simplify right side
    3,134.45x = 7,514,297.77
  5. Step 5: Solve for x
    x = 7,514,297.77/3,134.45
  6. Step 6: Final answer
    x = 2,397.33

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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.