Home / 6,916.60-9,544.44-3,772.72

Finding the Fourth Proportional to 6,916.60, 9,544.44 and 3,772.72

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Solution

The fourth proportional to 6,916.60, 9,544.44 and 3,772.72 is: 5,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.60 : 9,544.44 = 3,772.72 : x
  2. Step 2: Convert to fraction form
    6,916.60/9,544.44 = 3,772.72/x
  3. Step 3: Cross multiply
    6,916.60x = 9,544.44 × 3,772.72
  4. Step 4: Simplify right side
    6,916.60x = 36,008,499.68
  5. Step 5: Solve for x
    x = 36,008,499.68/6,916.60
  6. Step 6: Final answer
    x = 5,206.10

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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.