Home / 2,941.92-4,059.92-1,615.75

Finding the Fourth Proportional to 2,941.92, 4,059.92 and 1,615.75

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Solution

The fourth proportional to 2,941.92, 4,059.92 and 1,615.75 is: 2,229.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.92 : 4,059.92 = 1,615.75 : x
  2. Step 2: Convert to fraction form
    2,941.92/4,059.92 = 1,615.75/x
  3. Step 3: Cross multiply
    2,941.92x = 4,059.92 × 1,615.75
  4. Step 4: Simplify right side
    2,941.92x = 6,559,809.63
  5. Step 5: Solve for x
    x = 6,559,809.63/2,941.92
  6. Step 6: Final answer
    x = 2,229.77

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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.