Home / 8,328.10-12,506.55-4,440.10

Finding the Fourth Proportional to 8,328.10, 12,506.55 and 4,440.10

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Solution

The fourth proportional to 8,328.10, 12,506.55 and 4,440.10 is: 6,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.10 : 12,506.55 = 4,440.10 : x
  2. Step 2: Convert to fraction form
    8,328.10/12,506.55 = 4,440.10/x
  3. Step 3: Cross multiply
    8,328.10x = 12,506.55 × 4,440.10
  4. Step 4: Simplify right side
    8,328.10x = 55,530,332.66
  5. Step 5: Solve for x
    x = 55,530,332.66/8,328.10
  6. Step 6: Final answer
    x = 6,667.83

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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.