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Finding the Fourth Proportional to 6,739.08, 10,089.99 and 3,445.08

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Solution

The fourth proportional to 6,739.08, 10,089.99 and 3,445.08 is: 5,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.08 : 10,089.99 = 3,445.08 : x
  2. Step 2: Convert to fraction form
    6,739.08/10,089.99 = 3,445.08/x
  3. Step 3: Cross multiply
    6,739.08x = 10,089.99 × 3,445.08
  4. Step 4: Simplify right side
    6,739.08x = 34,760,822.75
  5. Step 5: Solve for x
    x = 34,760,822.75/6,739.08
  6. Step 6: Final answer
    x = 5,158.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.