Home / 3,401.67-5,098.90-1,937.68

Finding the Fourth Proportional to 3,401.67, 5,098.90 and 1,937.68

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Solution

The fourth proportional to 3,401.67, 5,098.90 and 1,937.68 is: 2,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.67 : 5,098.90 = 1,937.68 : x
  2. Step 2: Convert to fraction form
    3,401.67/5,098.90 = 1,937.68/x
  3. Step 3: Cross multiply
    3,401.67x = 5,098.90 × 1,937.68
  4. Step 4: Simplify right side
    3,401.67x = 9,880,036.55
  5. Step 5: Solve for x
    x = 9,880,036.55/3,401.67
  6. Step 6: Final answer
    x = 2,904.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.