Home / 3,059.08-4,221.27-1,800.94

Finding the Fourth Proportional to 3,059.08, 4,221.27 and 1,800.94

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Solution

The fourth proportional to 3,059.08, 4,221.27 and 1,800.94 is: 2,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.08 : 4,221.27 = 1,800.94 : x
  2. Step 2: Convert to fraction form
    3,059.08/4,221.27 = 1,800.94/x
  3. Step 3: Cross multiply
    3,059.08x = 4,221.27 × 1,800.94
  4. Step 4: Simplify right side
    3,059.08x = 7,602,253.99
  5. Step 5: Solve for x
    x = 7,602,253.99/3,059.08
  6. Step 6: Final answer
    x = 2,485.14

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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.