Home / 5,818.18-8,029.16-3,165.59

Finding the Fourth Proportional to 5,818.18, 8,029.16 and 3,165.59

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Solution

The fourth proportional to 5,818.18, 8,029.16 and 3,165.59 is: 4,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.18 : 8,029.16 = 3,165.59 : x
  2. Step 2: Convert to fraction form
    5,818.18/8,029.16 = 3,165.59/x
  3. Step 3: Cross multiply
    5,818.18x = 8,029.16 × 3,165.59
  4. Step 4: Simplify right side
    5,818.18x = 25,417,028.60
  5. Step 5: Solve for x
    x = 25,417,028.60/5,818.18
  6. Step 6: Final answer
    x = 4,368.55

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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.