Home / 3,153.46-4,351.77-1,827.93

Finding the Fourth Proportional to 3,153.46, 4,351.77 and 1,827.93

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Solution

The fourth proportional to 3,153.46, 4,351.77 and 1,827.93 is: 2,522.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.46 : 4,351.77 = 1,827.93 : x
  2. Step 2: Convert to fraction form
    3,153.46/4,351.77 = 1,827.93/x
  3. Step 3: Cross multiply
    3,153.46x = 4,351.77 × 1,827.93
  4. Step 4: Simplify right side
    3,153.46x = 7,954,710.92
  5. Step 5: Solve for x
    x = 7,954,710.92/3,153.46
  6. Step 6: Final answer
    x = 2,522.54

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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.