Home / 8,380.23-12,574.44-5,930.79

Finding the Fourth Proportional to 8,380.23, 12,574.44 and 5,930.79

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Solution

The fourth proportional to 8,380.23, 12,574.44 and 5,930.79 is: 8,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.23 : 12,574.44 = 5,930.79 : x
  2. Step 2: Convert to fraction form
    8,380.23/12,574.44 = 5,930.79/x
  3. Step 3: Cross multiply
    8,380.23x = 12,574.44 × 5,930.79
  4. Step 4: Simplify right side
    8,380.23x = 74,576,363.01
  5. Step 5: Solve for x
    x = 74,576,363.01/8,380.23
  6. Step 6: Final answer
    x = 8,899.08

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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.