Home / 6,181.96-8,534.10-4,088.20

Finding the Fourth Proportional to 6,181.96, 8,534.10 and 4,088.20

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Solution

The fourth proportional to 6,181.96, 8,534.10 and 4,088.20 is: 5,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.96 : 8,534.10 = 4,088.20 : x
  2. Step 2: Convert to fraction form
    6,181.96/8,534.10 = 4,088.20/x
  3. Step 3: Cross multiply
    6,181.96x = 8,534.10 × 4,088.20
  4. Step 4: Simplify right side
    6,181.96x = 34,889,107.62
  5. Step 5: Solve for x
    x = 34,889,107.62/6,181.96
  6. Step 6: Final answer
    x = 5,643.70

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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.