Home / 8,215.04-12,324.29-2,667.95

Finding the Fourth Proportional to 8,215.04, 12,324.29 and 2,667.95

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Solution

The fourth proportional to 8,215.04, 12,324.29 and 2,667.95 is: 4,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.04 : 12,324.29 = 2,667.95 : x
  2. Step 2: Convert to fraction form
    8,215.04/12,324.29 = 2,667.95/x
  3. Step 3: Cross multiply
    8,215.04x = 12,324.29 × 2,667.95
  4. Step 4: Simplify right side
    8,215.04x = 32,880,589.51
  5. Step 5: Solve for x
    x = 32,880,589.51/8,215.04
  6. Step 6: Final answer
    x = 4,002.49

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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.