Home / 6,629.58-9,152.19-6,267.78

Finding the Fourth Proportional to 6,629.58, 9,152.19 and 6,267.78

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Solution

The fourth proportional to 6,629.58, 9,152.19 and 6,267.78 is: 8,652.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.58 : 9,152.19 = 6,267.78 : x
  2. Step 2: Convert to fraction form
    6,629.58/9,152.19 = 6,267.78/x
  3. Step 3: Cross multiply
    6,629.58x = 9,152.19 × 6,267.78
  4. Step 4: Simplify right side
    6,629.58x = 57,363,913.44
  5. Step 5: Solve for x
    x = 57,363,913.44/6,629.58
  6. Step 6: Final answer
    x = 8,652.72

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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.