Home / 10,631.97-14,674.23-6,156.72

Finding the Fourth Proportional to 10,631.97, 14,674.23 and 6,156.72

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Solution

The fourth proportional to 10,631.97, 14,674.23 and 6,156.72 is: 8,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.97 : 14,674.23 = 6,156.72 : x
  2. Step 2: Convert to fraction form
    10,631.97/14,674.23 = 6,156.72/x
  3. Step 3: Cross multiply
    10,631.97x = 14,674.23 × 6,156.72
  4. Step 4: Simplify right side
    10,631.97x = 90,345,125.33
  5. Step 5: Solve for x
    x = 90,345,125.33/10,631.97
  6. Step 6: Final answer
    x = 8,497.50

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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.