Home / 6,181.74-8,530.38-3,529.26

Finding the Fourth Proportional to 6,181.74, 8,530.38 and 3,529.26

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Solution

The fourth proportional to 6,181.74, 8,530.38 and 3,529.26 is: 4,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.74 : 8,530.38 = 3,529.26 : x
  2. Step 2: Convert to fraction form
    6,181.74/8,530.38 = 3,529.26/x
  3. Step 3: Cross multiply
    6,181.74x = 8,530.38 × 3,529.26
  4. Step 4: Simplify right side
    6,181.74x = 30,105,928.92
  5. Step 5: Solve for x
    x = 30,105,928.92/6,181.74
  6. Step 6: Final answer
    x = 4,870.14

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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.