Home / 3,152.57-4,351.32-1,826.07

Finding the Fourth Proportional to 3,152.57, 4,351.32 and 1,826.07

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Solution

The fourth proportional to 3,152.57, 4,351.32 and 1,826.07 is: 2,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.57 : 4,351.32 = 1,826.07 : x
  2. Step 2: Convert to fraction form
    3,152.57/4,351.32 = 1,826.07/x
  3. Step 3: Cross multiply
    3,152.57x = 4,351.32 × 1,826.07
  4. Step 4: Simplify right side
    3,152.57x = 7,945,814.91
  5. Step 5: Solve for x
    x = 7,945,814.91/3,152.57
  6. Step 6: Final answer
    x = 2,520.43

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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.