Home / 10,230.08-14,112.74-6,644.79

Finding the Fourth Proportional to 10,230.08, 14,112.74 and 6,644.79

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Solution

The fourth proportional to 10,230.08, 14,112.74 and 6,644.79 is: 9,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.08 : 14,112.74 = 6,644.79 : x
  2. Step 2: Convert to fraction form
    10,230.08/14,112.74 = 6,644.79/x
  3. Step 3: Cross multiply
    10,230.08x = 14,112.74 × 6,644.79
  4. Step 4: Simplify right side
    10,230.08x = 93,776,160.40
  5. Step 5: Solve for x
    x = 93,776,160.40/10,230.08
  6. Step 6: Final answer
    x = 9,166.71

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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.