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Finding the Fourth Proportional to 5,660.83, 8,491.24 and 4,820.08

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Solution

The fourth proportional to 5,660.83, 8,491.24 and 4,820.08 is: 7,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.83 : 8,491.24 = 4,820.08 : x
  2. Step 2: Convert to fraction form
    5,660.83/8,491.24 = 4,820.08/x
  3. Step 3: Cross multiply
    5,660.83x = 8,491.24 × 4,820.08
  4. Step 4: Simplify right side
    5,660.83x = 40,928,389.54
  5. Step 5: Solve for x
    x = 40,928,389.54/5,660.83
  6. Step 6: Final answer
    x = 7,230.10

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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.