Home / 5,370.51-8,058.96-2,905.28

Finding the Fourth Proportional to 5,370.51, 8,058.96 and 2,905.28

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Solution

The fourth proportional to 5,370.51, 8,058.96 and 2,905.28 is: 4,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.51 : 8,058.96 = 2,905.28 : x
  2. Step 2: Convert to fraction form
    5,370.51/8,058.96 = 2,905.28/x
  3. Step 3: Cross multiply
    5,370.51x = 8,058.96 × 2,905.28
  4. Step 4: Simplify right side
    5,370.51x = 23,413,525.24
  5. Step 5: Solve for x
    x = 23,413,525.24/5,370.51
  6. Step 6: Final answer
    x = 4,359.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.