Home / 5,808.36-8,749.57-5,304

Finding the Fourth Proportional to 5,808.36, 8,749.57 and 5,304

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Solution

The fourth proportional to 5,808.36, 8,749.57 and 5,304 is: 7,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.36 : 8,749.57 = 5,304 : x
  2. Step 2: Convert to fraction form
    5,808.36/8,749.57 = 5,304/x
  3. Step 3: Cross multiply
    5,808.36x = 8,749.57 × 5,304
  4. Step 4: Simplify right side
    5,808.36x = 46,407,719.28
  5. Step 5: Solve for x
    x = 46,407,719.28/5,808.36
  6. Step 6: Final answer
    x = 7,989.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.