Home / 10,085.51-13,918.64-5,610.06

Finding the Fourth Proportional to 10,085.51, 13,918.64 and 5,610.06

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Solution

The fourth proportional to 10,085.51, 13,918.64 and 5,610.06 is: 7,742.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085.51 : 13,918.64 = 5,610.06 : x
  2. Step 2: Convert to fraction form
    10,085.51/13,918.64 = 5,610.06/x
  3. Step 3: Cross multiply
    10,085.51x = 13,918.64 × 5,610.06
  4. Step 4: Simplify right side
    10,085.51x = 78,084,377.47
  5. Step 5: Solve for x
    x = 78,084,377.47/10,085.51
  6. Step 6: Final answer
    x = 7,742.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.