Home / 2,876.16-4,310.06-1,558.79

Finding the Fourth Proportional to 2,876.16, 4,310.06 and 1,558.79

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Solution

The fourth proportional to 2,876.16, 4,310.06 and 1,558.79 is: 2,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.16 : 4,310.06 = 1,558.79 : x
  2. Step 2: Convert to fraction form
    2,876.16/4,310.06 = 1,558.79/x
  3. Step 3: Cross multiply
    2,876.16x = 4,310.06 × 1,558.79
  4. Step 4: Simplify right side
    2,876.16x = 6,718,498.26
  5. Step 5: Solve for x
    x = 6,718,498.26/2,876.16
  6. Step 6: Final answer
    x = 2,335.93

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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.