Home / 4,761.24-7,141.86-1,298.49

Finding the Fourth Proportional to 4,761.24, 7,141.86 and 1,298.49

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Solution

The fourth proportional to 4,761.24, 7,141.86 and 1,298.49 is: 1,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.24 : 7,141.86 = 1,298.49 : x
  2. Step 2: Convert to fraction form
    4,761.24/7,141.86 = 1,298.49/x
  3. Step 3: Cross multiply
    4,761.24x = 7,141.86 × 1,298.49
  4. Step 4: Simplify right side
    4,761.24x = 9,273,602.14
  5. Step 5: Solve for x
    x = 9,273,602.14/4,761.24
  6. Step 6: Final answer
    x = 1,947.73

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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.