Home / 8,939.21-12,334.19-6,068.93

Finding the Fourth Proportional to 8,939.21, 12,334.19 and 6,068.93

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Solution

The fourth proportional to 8,939.21, 12,334.19 and 6,068.93 is: 8,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.21 : 12,334.19 = 6,068.93 : x
  2. Step 2: Convert to fraction form
    8,939.21/12,334.19 = 6,068.93/x
  3. Step 3: Cross multiply
    8,939.21x = 12,334.19 × 6,068.93
  4. Step 4: Simplify right side
    8,939.21x = 74,855,243.70
  5. Step 5: Solve for x
    x = 74,855,243.70/8,939.21
  6. Step 6: Final answer
    x = 8,373.81

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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.