Home / 5,739.08-8,621.02-4,863.40

Finding the Fourth Proportional to 5,739.08, 8,621.02 and 4,863.40

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Solution

The fourth proportional to 5,739.08, 8,621.02 and 4,863.40 is: 7,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.08 : 8,621.02 = 4,863.40 : x
  2. Step 2: Convert to fraction form
    5,739.08/8,621.02 = 4,863.40/x
  3. Step 3: Cross multiply
    5,739.08x = 8,621.02 × 4,863.40
  4. Step 4: Simplify right side
    5,739.08x = 41,927,468.67
  5. Step 5: Solve for x
    x = 41,927,468.67/5,739.08
  6. Step 6: Final answer
    x = 7,305.61

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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.