Home / 5,818.96-8,030.46-5,408.92

Finding the Fourth Proportional to 5,818.96, 8,030.46 and 5,408.92

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Solution

The fourth proportional to 5,818.96, 8,030.46 and 5,408.92 is: 7,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.96 : 8,030.46 = 5,408.92 : x
  2. Step 2: Convert to fraction form
    5,818.96/8,030.46 = 5,408.92/x
  3. Step 3: Cross multiply
    5,818.96x = 8,030.46 × 5,408.92
  4. Step 4: Simplify right side
    5,818.96x = 43,436,115.70
  5. Step 5: Solve for x
    x = 43,436,115.70/5,818.96
  6. Step 6: Final answer
    x = 7,464.58

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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.