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Finding the Fourth Proportional to 5,798.85, 8,009.06 and 3,818.26

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Solution

The fourth proportional to 5,798.85, 8,009.06 and 3,818.26 is: 5,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.85 : 8,009.06 = 3,818.26 : x
  2. Step 2: Convert to fraction form
    5,798.85/8,009.06 = 3,818.26/x
  3. Step 3: Cross multiply
    5,798.85x = 8,009.06 × 3,818.26
  4. Step 4: Simplify right side
    5,798.85x = 30,580,673.44
  5. Step 5: Solve for x
    x = 30,580,673.44/5,798.85
  6. Step 6: Final answer
    x = 5,273.58

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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.