Home / 9,402.89-14,108.94-6,647.27

Finding the Fourth Proportional to 9,402.89, 14,108.94 and 6,647.27

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Solution

The fourth proportional to 9,402.89, 14,108.94 and 6,647.27 is: 9,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.89 : 14,108.94 = 6,647.27 : x
  2. Step 2: Convert to fraction form
    9,402.89/14,108.94 = 6,647.27/x
  3. Step 3: Cross multiply
    9,402.89x = 14,108.94 × 6,647.27
  4. Step 4: Simplify right side
    9,402.89x = 93,785,863.05
  5. Step 5: Solve for x
    x = 93,785,863.05/9,402.89
  6. Step 6: Final answer
    x = 9,974.16

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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.