Home / 5,810.08-8,704.20-4,891.60

Finding the Fourth Proportional to 5,810.08, 8,704.20 and 4,891.60

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Solution

The fourth proportional to 5,810.08, 8,704.20 and 4,891.60 is: 7,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.08 : 8,704.20 = 4,891.60 : x
  2. Step 2: Convert to fraction form
    5,810.08/8,704.20 = 4,891.60/x
  3. Step 3: Cross multiply
    5,810.08x = 8,704.20 × 4,891.60
  4. Step 4: Simplify right side
    5,810.08x = 42,577,464.72
  5. Step 5: Solve for x
    x = 42,577,464.72/5,810.08
  6. Step 6: Final answer
    x = 7,328.21

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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.