Home / 2,615.27-3,606.95-2,299.86

Finding the Fourth Proportional to 2,615.27, 3,606.95 and 2,299.86

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Solution

The fourth proportional to 2,615.27, 3,606.95 and 2,299.86 is: 3,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.27 : 3,606.95 = 2,299.86 : x
  2. Step 2: Convert to fraction form
    2,615.27/3,606.95 = 2,299.86/x
  3. Step 3: Cross multiply
    2,615.27x = 3,606.95 × 2,299.86
  4. Step 4: Simplify right side
    2,615.27x = 8,295,468.53
  5. Step 5: Solve for x
    x = 8,295,468.53/2,615.27
  6. Step 6: Final answer
    x = 3,171.94

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1.5x scale

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.