Home / 3,134.64-4,325.67-1,874.94

Finding the Fourth Proportional to 3,134.64, 4,325.67 and 1,874.94

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Solution

The fourth proportional to 3,134.64, 4,325.67 and 1,874.94 is: 2,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.64 : 4,325.67 = 1,874.94 : x
  2. Step 2: Convert to fraction form
    3,134.64/4,325.67 = 1,874.94/x
  3. Step 3: Cross multiply
    3,134.64x = 4,325.67 × 1,874.94
  4. Step 4: Simplify right side
    3,134.64x = 8,110,371.71
  5. Step 5: Solve for x
    x = 8,110,371.71/3,134.64
  6. Step 6: Final answer
    x = 2,587.34

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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.