Home / 2,941.74-4,059.65-1,615.50

Finding the Fourth Proportional to 2,941.74, 4,059.65 and 1,615.50

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Solution

The fourth proportional to 2,941.74, 4,059.65 and 1,615.50 is: 2,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.74 : 4,059.65 = 1,615.50 : x
  2. Step 2: Convert to fraction form
    2,941.74/4,059.65 = 1,615.50/x
  3. Step 3: Cross multiply
    2,941.74x = 4,059.65 × 1,615.50
  4. Step 4: Simplify right side
    2,941.74x = 6,558,364.58
  5. Step 5: Solve for x
    x = 6,558,364.58/2,941.74
  6. Step 6: Final answer
    x = 2,229.42

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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.