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Finding the Fourth Proportional to 5,855.06, 8,784.03 and 2,345.30

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Solution

The fourth proportional to 5,855.06, 8,784.03 and 2,345.30 is: 3,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.06 : 8,784.03 = 2,345.30 : x
  2. Step 2: Convert to fraction form
    5,855.06/8,784.03 = 2,345.30/x
  3. Step 3: Cross multiply
    5,855.06x = 8,784.03 × 2,345.30
  4. Step 4: Simplify right side
    5,855.06x = 20,601,185.56
  5. Step 5: Solve for x
    x = 20,601,185.56/5,855.06
  6. Step 6: Final answer
    x = 3,518.53

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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.