Home / 8,303.13-12,455.41-2,380.04

Finding the Fourth Proportional to 8,303.13, 12,455.41 and 2,380.04

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Solution

The fourth proportional to 8,303.13, 12,455.41 and 2,380.04 is: 3,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.13 : 12,455.41 = 2,380.04 : x
  2. Step 2: Convert to fraction form
    8,303.13/12,455.41 = 2,380.04/x
  3. Step 3: Cross multiply
    8,303.13x = 12,455.41 × 2,380.04
  4. Step 4: Simplify right side
    8,303.13x = 29,644,374.02
  5. Step 5: Solve for x
    x = 29,644,374.02/8,303.13
  6. Step 6: Final answer
    x = 3,570.26

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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.