Home / 6,949.60-9,582.68-4,427.68

Finding the Fourth Proportional to 6,949.60, 9,582.68 and 4,427.68

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Solution

The fourth proportional to 6,949.60, 9,582.68 and 4,427.68 is: 6,105.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.60 : 9,582.68 = 4,427.68 : x
  2. Step 2: Convert to fraction form
    6,949.60/9,582.68 = 4,427.68/x
  3. Step 3: Cross multiply
    6,949.60x = 9,582.68 × 4,427.68
  4. Step 4: Simplify right side
    6,949.60x = 42,429,040.58
  5. Step 5: Solve for x
    x = 42,429,040.58/6,949.60
  6. Step 6: Final answer
    x = 6,105.25

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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.