Home / 3,701.40-5,554.30-1,970.04

Finding the Fourth Proportional to 3,701.40, 5,554.30 and 1,970.04

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Solution

The fourth proportional to 3,701.40, 5,554.30 and 1,970.04 is: 2,956.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.40 : 5,554.30 = 1,970.04 : x
  2. Step 2: Convert to fraction form
    3,701.40/5,554.30 = 1,970.04/x
  3. Step 3: Cross multiply
    3,701.40x = 5,554.30 × 1,970.04
  4. Step 4: Simplify right side
    3,701.40x = 10,942,193.17
  5. Step 5: Solve for x
    x = 10,942,193.17/3,701.40
  6. Step 6: Final answer
    x = 2,956.23

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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.