Home / 4,715.92-6,508.20-2,620

Finding the Fourth Proportional to 4,715.92, 6,508.20 and 2,620

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Solution

The fourth proportional to 4,715.92, 6,508.20 and 2,620 is: 3,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.92 : 6,508.20 = 2,620 : x
  2. Step 2: Convert to fraction form
    4,715.92/6,508.20 = 2,620/x
  3. Step 3: Cross multiply
    4,715.92x = 6,508.20 × 2,620
  4. Step 4: Simplify right side
    4,715.92x = 17,051,484
  5. Step 5: Solve for x
    x = 17,051,484/4,715.92
  6. Step 6: Final answer
    x = 3,615.73

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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.