Home / 9,541.20-14,311.90-2,615.70

Finding the Fourth Proportional to 9,541.20, 14,311.90 and 2,615.70

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Solution

The fourth proportional to 9,541.20, 14,311.90 and 2,615.70 is: 3,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541.20 : 14,311.90 = 2,615.70 : x
  2. Step 2: Convert to fraction form
    9,541.20/14,311.90 = 2,615.70/x
  3. Step 3: Cross multiply
    9,541.20x = 14,311.90 × 2,615.70
  4. Step 4: Simplify right side
    9,541.20x = 37,435,636.83
  5. Step 5: Solve for x
    x = 37,435,636.83/9,541.20
  6. Step 6: Final answer
    x = 3,923.58

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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.