Home / 3,160.98-4,362.14-1,834.94

Finding the Fourth Proportional to 3,160.98, 4,362.14 and 1,834.94

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Solution

The fourth proportional to 3,160.98, 4,362.14 and 1,834.94 is: 2,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.98 : 4,362.14 = 1,834.94 : x
  2. Step 2: Convert to fraction form
    3,160.98/4,362.14 = 1,834.94/x
  3. Step 3: Cross multiply
    3,160.98x = 4,362.14 × 1,834.94
  4. Step 4: Simplify right side
    3,160.98x = 8,004,265.17
  5. Step 5: Solve for x
    x = 8,004,265.17/3,160.98
  6. Step 6: Final answer
    x = 2,532.21

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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.