Home / 4,157.31-5,735.63-2,666.06

Finding the Fourth Proportional to 4,157.31, 5,735.63 and 2,666.06

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Solution

The fourth proportional to 4,157.31, 5,735.63 and 2,666.06 is: 3,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.31 : 5,735.63 = 2,666.06 : x
  2. Step 2: Convert to fraction form
    4,157.31/5,735.63 = 2,666.06/x
  3. Step 3: Cross multiply
    4,157.31x = 5,735.63 × 2,666.06
  4. Step 4: Simplify right side
    4,157.31x = 15,291,491.71
  5. Step 5: Solve for x
    x = 15,291,491.71/4,157.31
  6. Step 6: Final answer
    x = 3,678.22

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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.