Home / 8,214.06-12,319.28-2,369.40

Finding the Fourth Proportional to 8,214.06, 12,319.28 and 2,369.40

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Solution

The fourth proportional to 8,214.06, 12,319.28 and 2,369.40 is: 3,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.06 : 12,319.28 = 2,369.40 : x
  2. Step 2: Convert to fraction form
    8,214.06/12,319.28 = 2,369.40/x
  3. Step 3: Cross multiply
    8,214.06x = 12,319.28 × 2,369.40
  4. Step 4: Simplify right side
    8,214.06x = 29,189,302.03
  5. Step 5: Solve for x
    x = 29,189,302.03/8,214.06
  6. Step 6: Final answer
    x = 3,553.58

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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.