Home / 5,818.02-8,028.90-3,165.54

Finding the Fourth Proportional to 5,818.02, 8,028.90 and 3,165.54

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Solution

The fourth proportional to 5,818.02, 8,028.90 and 3,165.54 is: 4,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.02 : 8,028.90 = 3,165.54 : x
  2. Step 2: Convert to fraction form
    5,818.02/8,028.90 = 3,165.54/x
  3. Step 3: Cross multiply
    5,818.02x = 8,028.90 × 3,165.54
  4. Step 4: Simplify right side
    5,818.02x = 25,415,804.11
  5. Step 5: Solve for x
    x = 25,415,804.11/5,818.02
  6. Step 6: Final answer
    x = 4,368.46

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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.