Home / 6,226.54-8,580.78-4,455.06

Finding the Fourth Proportional to 6,226.54, 8,580.78 and 4,455.06

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Solution

The fourth proportional to 6,226.54, 8,580.78 and 4,455.06 is: 6,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.54 : 8,580.78 = 4,455.06 : x
  2. Step 2: Convert to fraction form
    6,226.54/8,580.78 = 4,455.06/x
  3. Step 3: Cross multiply
    6,226.54x = 8,580.78 × 4,455.06
  4. Step 4: Simplify right side
    6,226.54x = 38,227,889.75
  5. Step 5: Solve for x
    x = 38,227,889.75/6,226.54
  6. Step 6: Final answer
    x = 6,139.51

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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.