Home / 3,330.84-4,996.26-1,871.40

Finding the Fourth Proportional to 3,330.84, 4,996.26 and 1,871.40

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Solution

The fourth proportional to 3,330.84, 4,996.26 and 1,871.40 is: 2,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.84 : 4,996.26 = 1,871.40 : x
  2. Step 2: Convert to fraction form
    3,330.84/4,996.26 = 1,871.40/x
  3. Step 3: Cross multiply
    3,330.84x = 4,996.26 × 1,871.40
  4. Step 4: Simplify right side
    3,330.84x = 9,350,000.96
  5. Step 5: Solve for x
    x = 9,350,000.96/3,330.84
  6. Step 6: Final answer
    x = 2,807.10

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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.