Home / 4,458.36-6,682.50-2,145

Finding the Fourth Proportional to 4,458.36, 6,682.50 and 2,145

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Solution

The fourth proportional to 4,458.36, 6,682.50 and 2,145 is: 3,215.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.36 : 6,682.50 = 2,145 : x
  2. Step 2: Convert to fraction form
    4,458.36/6,682.50 = 2,145/x
  3. Step 3: Cross multiply
    4,458.36x = 6,682.50 × 2,145
  4. Step 4: Simplify right side
    4,458.36x = 14,333,962.50
  5. Step 5: Solve for x
    x = 14,333,962.50/4,458.36
  6. Step 6: Final answer
    x = 3,215.08

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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.