Home / 3,059.03-4,220.72-1,800.14

Finding the Fourth Proportional to 3,059.03, 4,220.72 and 1,800.14

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Solution

The fourth proportional to 3,059.03, 4,220.72 and 1,800.14 is: 2,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.03 : 4,220.72 = 1,800.14 : x
  2. Step 2: Convert to fraction form
    3,059.03/4,220.72 = 1,800.14/x
  3. Step 3: Cross multiply
    3,059.03x = 4,220.72 × 1,800.14
  4. Step 4: Simplify right side
    3,059.03x = 7,597,870.30
  5. Step 5: Solve for x
    x = 7,597,870.30/3,059.03
  6. Step 6: Final answer
    x = 2,483.76

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1.5x scale

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.