Home / 6,558.60-9,050.22-3,869.76

Finding the Fourth Proportional to 6,558.60, 9,050.22 and 3,869.76

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Solution

The fourth proportional to 6,558.60, 9,050.22 and 3,869.76 is: 5,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.60 : 9,050.22 = 3,869.76 : x
  2. Step 2: Convert to fraction form
    6,558.60/9,050.22 = 3,869.76/x
  3. Step 3: Cross multiply
    6,558.60x = 9,050.22 × 3,869.76
  4. Step 4: Simplify right side
    6,558.60x = 35,022,179.35
  5. Step 5: Solve for x
    x = 35,022,179.35/6,558.60
  6. Step 6: Final answer
    x = 5,339.89

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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.