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Finding the Fourth Proportional to 5,570.88, 8,357 and 2,060.29

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Solution

The fourth proportional to 5,570.88, 8,357 and 2,060.29 is: 3,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.88 : 8,357 = 2,060.29 : x
  2. Step 2: Convert to fraction form
    5,570.88/8,357 = 2,060.29/x
  3. Step 3: Cross multiply
    5,570.88x = 8,357 × 2,060.29
  4. Step 4: Simplify right side
    5,570.88x = 17,217,843.53
  5. Step 5: Solve for x
    x = 17,217,843.53/5,570.88
  6. Step 6: Final answer
    x = 3,090.69

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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.