Home / 3,529.84-4,871.40-2,038.03

Finding the Fourth Proportional to 3,529.84, 4,871.40 and 2,038.03

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Solution

The fourth proportional to 3,529.84, 4,871.40 and 2,038.03 is: 2,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.84 : 4,871.40 = 2,038.03 : x
  2. Step 2: Convert to fraction form
    3,529.84/4,871.40 = 2,038.03/x
  3. Step 3: Cross multiply
    3,529.84x = 4,871.40 × 2,038.03
  4. Step 4: Simplify right side
    3,529.84x = 9,928,059.34
  5. Step 5: Solve for x
    x = 9,928,059.34/3,529.84
  6. Step 6: Final answer
    x = 2,812.61

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Why These Related Problems?

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