Home / 5,818.10-8,028.74-3,165.35

Finding the Fourth Proportional to 5,818.10, 8,028.74 and 3,165.35

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Solution

The fourth proportional to 5,818.10, 8,028.74 and 3,165.35 is: 4,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.10 : 8,028.74 = 3,165.35 : x
  2. Step 2: Convert to fraction form
    5,818.10/8,028.74 = 3,165.35/x
  3. Step 3: Cross multiply
    5,818.10x = 8,028.74 × 3,165.35
  4. Step 4: Simplify right side
    5,818.10x = 25,413,756.33
  5. Step 5: Solve for x
    x = 25,413,756.33/5,818.10
  6. Step 6: Final answer
    x = 4,368.05

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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.