Home / 2,941.76-4,059.68-1,615.59

Finding the Fourth Proportional to 2,941.76, 4,059.68 and 1,615.59

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Solution

The fourth proportional to 2,941.76, 4,059.68 and 1,615.59 is: 2,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.76 : 4,059.68 = 1,615.59 : x
  2. Step 2: Convert to fraction form
    2,941.76/4,059.68 = 1,615.59/x
  3. Step 3: Cross multiply
    2,941.76x = 4,059.68 × 1,615.59
  4. Step 4: Simplify right side
    2,941.76x = 6,558,778.41
  5. Step 5: Solve for x
    x = 6,558,778.41/2,941.76
  6. Step 6: Final answer
    x = 2,229.54

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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.