Home / 4,059.28-5,601.76-2,290.89

Finding the Fourth Proportional to 4,059.28, 5,601.76 and 2,290.89

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Solution

The fourth proportional to 4,059.28, 5,601.76 and 2,290.89 is: 3,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.28 : 5,601.76 = 2,290.89 : x
  2. Step 2: Convert to fraction form
    4,059.28/5,601.76 = 2,290.89/x
  3. Step 3: Cross multiply
    4,059.28x = 5,601.76 × 2,290.89
  4. Step 4: Simplify right side
    4,059.28x = 12,833,015.97
  5. Step 5: Solve for x
    x = 12,833,015.97/4,059.28
  6. Step 6: Final answer
    x = 3,161.40

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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.