Home / 1,746.83-2,620.67-576.90

Finding the Fourth Proportional to 1,746.83, 2,620.67 and 576.90

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Solution

The fourth proportional to 1,746.83, 2,620.67 and 576.90 is: 865.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.83 : 2,620.67 = 576.90 : x
  2. Step 2: Convert to fraction form
    1,746.83/2,620.67 = 576.90/x
  3. Step 3: Cross multiply
    1,746.83x = 2,620.67 × 576.90
  4. Step 4: Simplify right side
    1,746.83x = 1,511,861.64
  5. Step 5: Solve for x
    x = 1,511,861.64/1,746.83
  6. Step 6: Final answer
    x = 865.49

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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.