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Finding the Fourth Proportional to 5,562.83, 7,635.81 and 4,919.26

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Solution

The fourth proportional to 5,562.83, 7,635.81 and 4,919.26 is: 6,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.83 : 7,635.81 = 4,919.26 : x
  2. Step 2: Convert to fraction form
    5,562.83/7,635.81 = 4,919.26/x
  3. Step 3: Cross multiply
    5,562.83x = 7,635.81 × 4,919.26
  4. Step 4: Simplify right side
    5,562.83x = 37,562,471.93
  5. Step 5: Solve for x
    x = 37,562,471.93/5,562.83
  6. Step 6: Final answer
    x = 6,752.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.