Home / 10,644.94-14,688.90-6,556.09

Finding the Fourth Proportional to 10,644.94, 14,688.90 and 6,556.09

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Solution

The fourth proportional to 10,644.94, 14,688.90 and 6,556.09 is: 9,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.94 : 14,688.90 = 6,556.09 : x
  2. Step 2: Convert to fraction form
    10,644.94/14,688.90 = 6,556.09/x
  3. Step 3: Cross multiply
    10,644.94x = 14,688.90 × 6,556.09
  4. Step 4: Simplify right side
    10,644.94x = 96,301,713.68
  5. Step 5: Solve for x
    x = 96,301,713.68/10,644.94
  6. Step 6: Final answer
    x = 9,046.71

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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.