Home / 1,840.20-2,746.11-1,516.20

Finding the Fourth Proportional to 1,840.20, 2,746.11 and 1,516.20

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Solution

The fourth proportional to 1,840.20, 2,746.11 and 1,516.20 is: 2,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.20 : 2,746.11 = 1,516.20 : x
  2. Step 2: Convert to fraction form
    1,840.20/2,746.11 = 1,516.20/x
  3. Step 3: Cross multiply
    1,840.20x = 2,746.11 × 1,516.20
  4. Step 4: Simplify right side
    1,840.20x = 4,163,651.98
  5. Step 5: Solve for x
    x = 4,163,651.98/1,840.20
  6. Step 6: Final answer
    x = 2,262.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.