Home / 9,299.22-12,828.42-6,158.04

Finding the Fourth Proportional to 9,299.22, 12,828.42 and 6,158.04

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Solution

The fourth proportional to 9,299.22, 12,828.42 and 6,158.04 is: 8,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.22 : 12,828.42 = 6,158.04 : x
  2. Step 2: Convert to fraction form
    9,299.22/12,828.42 = 6,158.04/x
  3. Step 3: Cross multiply
    9,299.22x = 12,828.42 × 6,158.04
  4. Step 4: Simplify right side
    9,299.22x = 78,997,923.50
  5. Step 5: Solve for x
    x = 78,997,923.50/9,299.22
  6. Step 6: Final answer
    x = 8,495.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.