Home / 6,181.66-8,530.69-3,529.01

Finding the Fourth Proportional to 6,181.66, 8,530.69 and 3,529.01

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Solution

The fourth proportional to 6,181.66, 8,530.69 and 3,529.01 is: 4,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.66 : 8,530.69 = 3,529.01 : x
  2. Step 2: Convert to fraction form
    6,181.66/8,530.69 = 3,529.01/x
  3. Step 3: Cross multiply
    6,181.66x = 8,530.69 × 3,529.01
  4. Step 4: Simplify right side
    6,181.66x = 30,104,890.32
  5. Step 5: Solve for x
    x = 30,104,890.32/6,181.66
  6. Step 6: Final answer
    x = 4,870.03

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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.