Home / 6,118.88-8,443.36-3,465.60

Finding the Fourth Proportional to 6,118.88, 8,443.36 and 3,465.60

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Solution

The fourth proportional to 6,118.88, 8,443.36 and 3,465.60 is: 4,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.88 : 8,443.36 = 3,465.60 : x
  2. Step 2: Convert to fraction form
    6,118.88/8,443.36 = 3,465.60/x
  3. Step 3: Cross multiply
    6,118.88x = 8,443.36 × 3,465.60
  4. Step 4: Simplify right side
    6,118.88x = 29,261,308.42
  5. Step 5: Solve for x
    x = 29,261,308.42/6,118.88
  6. Step 6: Final answer
    x = 4,782.13

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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.