Home / 3,207.84-4,426.32-1,810.56

Finding the Fourth Proportional to 3,207.84, 4,426.32 and 1,810.56

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Solution

The fourth proportional to 3,207.84, 4,426.32 and 1,810.56 is: 2,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.84 : 4,426.32 = 1,810.56 : x
  2. Step 2: Convert to fraction form
    3,207.84/4,426.32 = 1,810.56/x
  3. Step 3: Cross multiply
    3,207.84x = 4,426.32 × 1,810.56
  4. Step 4: Simplify right side
    3,207.84x = 8,014,117.94
  5. Step 5: Solve for x
    x = 8,014,117.94/3,207.84
  6. Step 6: Final answer
    x = 2,498.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.