Home / 4,141.24-6,211.20-1,138.58

Finding the Fourth Proportional to 4,141.24, 6,211.20 and 1,138.58

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Solution

The fourth proportional to 4,141.24, 6,211.20 and 1,138.58 is: 1,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.24 : 6,211.20 = 1,138.58 : x
  2. Step 2: Convert to fraction form
    4,141.24/6,211.20 = 1,138.58/x
  3. Step 3: Cross multiply
    4,141.24x = 6,211.20 × 1,138.58
  4. Step 4: Simplify right side
    4,141.24x = 7,071,948.10
  5. Step 5: Solve for x
    x = 7,071,948.10/4,141.24
  6. Step 6: Final answer
    x = 1,707.69

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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.