Home / 2,260.86-3,120.30-1,633.47

Finding the Fourth Proportional to 2,260.86, 3,120.30 and 1,633.47

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Solution

The fourth proportional to 2,260.86, 3,120.30 and 1,633.47 is: 2,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.86 : 3,120.30 = 1,633.47 : x
  2. Step 2: Convert to fraction form
    2,260.86/3,120.30 = 1,633.47/x
  3. Step 3: Cross multiply
    2,260.86x = 3,120.30 × 1,633.47
  4. Step 4: Simplify right side
    2,260.86x = 5,096,916.44
  5. Step 5: Solve for x
    x = 5,096,916.44/2,260.86
  6. Step 6: Final answer
    x = 2,254.41

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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.