Home / 10,185.09-14,051.52-6,647.01

Finding the Fourth Proportional to 10,185.09, 14,051.52 and 6,647.01

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Solution

The fourth proportional to 10,185.09, 14,051.52 and 6,647.01 is: 9,170.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.09 : 14,051.52 = 6,647.01 : x
  2. Step 2: Convert to fraction form
    10,185.09/14,051.52 = 6,647.01/x
  3. Step 3: Cross multiply
    10,185.09x = 14,051.52 × 6,647.01
  4. Step 4: Simplify right side
    10,185.09x = 93,400,593.96
  5. Step 5: Solve for x
    x = 93,400,593.96/10,185.09
  6. Step 6: Final answer
    x = 9,170.33

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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.