Home / 3,326.03-4,980.29-2,664.77

Finding the Fourth Proportional to 3,326.03, 4,980.29 and 2,664.77

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Solution

The fourth proportional to 3,326.03, 4,980.29 and 2,664.77 is: 3,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.03 : 4,980.29 = 2,664.77 : x
  2. Step 2: Convert to fraction form
    3,326.03/4,980.29 = 2,664.77/x
  3. Step 3: Cross multiply
    3,326.03x = 4,980.29 × 2,664.77
  4. Step 4: Simplify right side
    3,326.03x = 13,271,289.16
  5. Step 5: Solve for x
    x = 13,271,289.16/3,326.03
  6. Step 6: Final answer
    x = 3,990.13

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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.