Home / 9,057.63-13,583.71-3,212.88

Finding the Fourth Proportional to 9,057.63, 13,583.71 and 3,212.88

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Solution

The fourth proportional to 9,057.63, 13,583.71 and 3,212.88 is: 4,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.63 : 13,583.71 = 3,212.88 : x
  2. Step 2: Convert to fraction form
    9,057.63/13,583.71 = 3,212.88/x
  3. Step 3: Cross multiply
    9,057.63x = 13,583.71 × 3,212.88
  4. Step 4: Simplify right side
    9,057.63x = 43,642,830.18
  5. Step 5: Solve for x
    x = 43,642,830.18/9,057.63
  6. Step 6: Final answer
    x = 4,818.35

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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.