Home / 1,761.22-2,657.32-1,746.64

Finding the Fourth Proportional to 1,761.22, 2,657.32 and 1,746.64

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Solution

The fourth proportional to 1,761.22, 2,657.32 and 1,746.64 is: 2,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.22 : 2,657.32 = 1,746.64 : x
  2. Step 2: Convert to fraction form
    1,761.22/2,657.32 = 1,746.64/x
  3. Step 3: Cross multiply
    1,761.22x = 2,657.32 × 1,746.64
  4. Step 4: Simplify right side
    1,761.22x = 4,641,381.40
  5. Step 5: Solve for x
    x = 4,641,381.40/1,761.22
  6. Step 6: Final answer
    x = 2,635.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.