Home / 5,270.85-7,903.54-2,635.52

Finding the Fourth Proportional to 5,270.85, 7,903.54 and 2,635.52

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Solution

The fourth proportional to 5,270.85, 7,903.54 and 2,635.52 is: 3,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.85 : 7,903.54 = 2,635.52 : x
  2. Step 2: Convert to fraction form
    5,270.85/7,903.54 = 2,635.52/x
  3. Step 3: Cross multiply
    5,270.85x = 7,903.54 × 2,635.52
  4. Step 4: Simplify right side
    5,270.85x = 20,829,901.52
  5. Step 5: Solve for x
    x = 20,829,901.52/5,270.85
  6. Step 6: Final answer
    x = 3,951.91

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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.