Home / 4,156.47-5,736.51-2,388.06

Finding the Fourth Proportional to 4,156.47, 5,736.51 and 2,388.06

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Solution

The fourth proportional to 4,156.47, 5,736.51 and 2,388.06 is: 3,295.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.47 : 5,736.51 = 2,388.06 : x
  2. Step 2: Convert to fraction form
    4,156.47/5,736.51 = 2,388.06/x
  3. Step 3: Cross multiply
    4,156.47x = 5,736.51 × 2,388.06
  4. Step 4: Simplify right side
    4,156.47x = 13,699,130.07
  5. Step 5: Solve for x
    x = 13,699,130.07/4,156.47
  6. Step 6: Final answer
    x = 3,295.86

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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.