Home / 1,746.66-2,618.49-706.62

Finding the Fourth Proportional to 1,746.66, 2,618.49 and 706.62

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Solution

The fourth proportional to 1,746.66, 2,618.49 and 706.62 is: 1,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.66 : 2,618.49 = 706.62 : x
  2. Step 2: Convert to fraction form
    1,746.66/2,618.49 = 706.62/x
  3. Step 3: Cross multiply
    1,746.66x = 2,618.49 × 706.62
  4. Step 4: Simplify right side
    1,746.66x = 1,850,277.40
  5. Step 5: Solve for x
    x = 1,850,277.40/1,746.66
  6. Step 6: Final answer
    x = 1,059.32

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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.