Home / 5,653.03-7,803.85-3,767.75

Finding the Fourth Proportional to 5,653.03, 7,803.85 and 3,767.75

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Solution

The fourth proportional to 5,653.03, 7,803.85 and 3,767.75 is: 5,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.03 : 7,803.85 = 3,767.75 : x
  2. Step 2: Convert to fraction form
    5,653.03/7,803.85 = 3,767.75/x
  3. Step 3: Cross multiply
    5,653.03x = 7,803.85 × 3,767.75
  4. Step 4: Simplify right side
    5,653.03x = 29,402,955.84
  5. Step 5: Solve for x
    x = 29,402,955.84/5,653.03
  6. Step 6: Final answer
    x = 5,201.28

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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.