Home / 5,545.56-8,318.28-5,268.72

Finding the Fourth Proportional to 5,545.56, 8,318.28 and 5,268.72

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Solution

The fourth proportional to 5,545.56, 8,318.28 and 5,268.72 is: 7,903.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.56 : 8,318.28 = 5,268.72 : x
  2. Step 2: Convert to fraction form
    5,545.56/8,318.28 = 5,268.72/x
  3. Step 3: Cross multiply
    5,545.56x = 8,318.28 × 5,268.72
  4. Step 4: Simplify right side
    5,545.56x = 43,826,688.20
  5. Step 5: Solve for x
    x = 43,826,688.20/5,545.56
  6. Step 6: Final answer
    x = 7,903.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.