Home / 3,650.50-5,038.60-2,079.50

Finding the Fourth Proportional to 3,650.50, 5,038.60 and 2,079.50

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Solution

The fourth proportional to 3,650.50, 5,038.60 and 2,079.50 is: 2,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.50 : 5,038.60 = 2,079.50 : x
  2. Step 2: Convert to fraction form
    3,650.50/5,038.60 = 2,079.50/x
  3. Step 3: Cross multiply
    3,650.50x = 5,038.60 × 2,079.50
  4. Step 4: Simplify right side
    3,650.50x = 10,477,768.70
  5. Step 5: Solve for x
    x = 10,477,768.70/3,650.50
  6. Step 6: Final answer
    x = 2,870.23

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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.