Home / 4,803.80-6,629.15-2,679.32

Finding the Fourth Proportional to 4,803.80, 6,629.15 and 2,679.32

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Solution

The fourth proportional to 4,803.80, 6,629.15 and 2,679.32 is: 3,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.80 : 6,629.15 = 2,679.32 : x
  2. Step 2: Convert to fraction form
    4,803.80/6,629.15 = 2,679.32/x
  3. Step 3: Cross multiply
    4,803.80x = 6,629.15 × 2,679.32
  4. Step 4: Simplify right side
    4,803.80x = 17,761,567.64
  5. Step 5: Solve for x
    x = 17,761,567.64/4,803.80
  6. Step 6: Final answer
    x = 3,697.40

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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.