Home / 7,059.28-10,589.40-2,440.72

Finding the Fourth Proportional to 7,059.28, 10,589.40 and 2,440.72

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Solution

The fourth proportional to 7,059.28, 10,589.40 and 2,440.72 is: 3,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.28 : 10,589.40 = 2,440.72 : x
  2. Step 2: Convert to fraction form
    7,059.28/10,589.40 = 2,440.72/x
  3. Step 3: Cross multiply
    7,059.28x = 10,589.40 × 2,440.72
  4. Step 4: Simplify right side
    7,059.28x = 25,845,760.37
  5. Step 5: Solve for x
    x = 25,845,760.37/7,059.28
  6. Step 6: Final answer
    x = 3,661.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.