Home / 6,099.75-8,417.18-3,709.40

Finding the Fourth Proportional to 6,099.75, 8,417.18 and 3,709.40

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Solution

The fourth proportional to 6,099.75, 8,417.18 and 3,709.40 is: 5,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,099.75 : 8,417.18 = 3,709.40 : x
  2. Step 2: Convert to fraction form
    6,099.75/8,417.18 = 3,709.40/x
  3. Step 3: Cross multiply
    6,099.75x = 8,417.18 × 3,709.40
  4. Step 4: Simplify right side
    6,099.75x = 31,222,654.68
  5. Step 5: Solve for x
    x = 31,222,654.68/6,099.75
  6. Step 6: Final answer
    x = 5,118.68

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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.