Home / 10,673.09-14,722.79-6,687.28

Finding the Fourth Proportional to 10,673.09, 14,722.79 and 6,687.28

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Solution

The fourth proportional to 10,673.09, 14,722.79 and 6,687.28 is: 9,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.09 : 14,722.79 = 6,687.28 : x
  2. Step 2: Convert to fraction form
    10,673.09/14,722.79 = 6,687.28/x
  3. Step 3: Cross multiply
    10,673.09x = 14,722.79 × 6,687.28
  4. Step 4: Simplify right side
    10,673.09x = 98,455,419.11
  5. Step 5: Solve for x
    x = 98,455,419.11/10,673.09
  6. Step 6: Final answer
    x = 9,224.64

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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.