Home / 6,253.18-8,629.40-3,458.68

Finding the Fourth Proportional to 6,253.18, 8,629.40 and 3,458.68

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Solution

The fourth proportional to 6,253.18, 8,629.40 and 3,458.68 is: 4,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.18 : 8,629.40 = 3,458.68 : x
  2. Step 2: Convert to fraction form
    6,253.18/8,629.40 = 3,458.68/x
  3. Step 3: Cross multiply
    6,253.18x = 8,629.40 × 3,458.68
  4. Step 4: Simplify right side
    6,253.18x = 29,846,320.27
  5. Step 5: Solve for x
    x = 29,846,320.27/6,253.18
  6. Step 6: Final answer
    x = 4,772.98

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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.