Home / 2,973.36-4,458.63-1,098.64

Finding the Fourth Proportional to 2,973.36, 4,458.63 and 1,098.64

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Solution

The fourth proportional to 2,973.36, 4,458.63 and 1,098.64 is: 1,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.36 : 4,458.63 = 1,098.64 : x
  2. Step 2: Convert to fraction form
    2,973.36/4,458.63 = 1,098.64/x
  3. Step 3: Cross multiply
    2,973.36x = 4,458.63 × 1,098.64
  4. Step 4: Simplify right side
    2,973.36x = 4,898,418.12
  5. Step 5: Solve for x
    x = 4,898,418.12/2,973.36
  6. Step 6: Final answer
    x = 1,647.44

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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.