Home / 3,916.84-5,875.44-2,184.16

Finding the Fourth Proportional to 3,916.84, 5,875.44 and 2,184.16

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Solution

The fourth proportional to 3,916.84, 5,875.44 and 2,184.16 is: 3,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.84 : 5,875.44 = 2,184.16 : x
  2. Step 2: Convert to fraction form
    3,916.84/5,875.44 = 2,184.16/x
  3. Step 3: Cross multiply
    3,916.84x = 5,875.44 × 2,184.16
  4. Step 4: Simplify right side
    3,916.84x = 12,832,901.03
  5. Step 5: Solve for x
    x = 12,832,901.03/3,916.84
  6. Step 6: Final answer
    x = 3,276.34

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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.