Home / 5,818.06-8,028.93-3,165.40

Finding the Fourth Proportional to 5,818.06, 8,028.93 and 3,165.40

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Solution

The fourth proportional to 5,818.06, 8,028.93 and 3,165.40 is: 4,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.06 : 8,028.93 = 3,165.40 : x
  2. Step 2: Convert to fraction form
    5,818.06/8,028.93 = 3,165.40/x
  3. Step 3: Cross multiply
    5,818.06x = 8,028.93 × 3,165.40
  4. Step 4: Simplify right side
    5,818.06x = 25,414,775.02
  5. Step 5: Solve for x
    x = 25,414,775.02/5,818.06
  6. Step 6: Final answer
    x = 4,368.26

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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.