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Finding the Fourth Proportional to 5,810.90, 8,018.43 and 3,452.72

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Solution

The fourth proportional to 5,810.90, 8,018.43 and 3,452.72 is: 4,764.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.90 : 8,018.43 = 3,452.72 : x
  2. Step 2: Convert to fraction form
    5,810.90/8,018.43 = 3,452.72/x
  3. Step 3: Cross multiply
    5,810.90x = 8,018.43 × 3,452.72
  4. Step 4: Simplify right side
    5,810.90x = 27,685,393.63
  5. Step 5: Solve for x
    x = 27,685,393.63/5,810.90
  6. Step 6: Final answer
    x = 4,764.39

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1.5x scale

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.