Home / 4,725.08-6,520.74-2,861

Finding the Fourth Proportional to 4,725.08, 6,520.74 and 2,861

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Solution

The fourth proportional to 4,725.08, 6,520.74 and 2,861 is: 3,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.08 : 6,520.74 = 2,861 : x
  2. Step 2: Convert to fraction form
    4,725.08/6,520.74 = 2,861/x
  3. Step 3: Cross multiply
    4,725.08x = 6,520.74 × 2,861
  4. Step 4: Simplify right side
    4,725.08x = 18,655,837.14
  5. Step 5: Solve for x
    x = 18,655,837.14/4,725.08
  6. Step 6: Final answer
    x = 3,948.26

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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.