Home / 3,069.77-4,236.29-1,672.52

Finding the Fourth Proportional to 3,069.77, 4,236.29 and 1,672.52

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Solution

The fourth proportional to 3,069.77, 4,236.29 and 1,672.52 is: 2,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.77 : 4,236.29 = 1,672.52 : x
  2. Step 2: Convert to fraction form
    3,069.77/4,236.29 = 1,672.52/x
  3. Step 3: Cross multiply
    3,069.77x = 4,236.29 × 1,672.52
  4. Step 4: Simplify right side
    3,069.77x = 7,085,289.87
  5. Step 5: Solve for x
    x = 7,085,289.87/3,069.77
  6. Step 6: Final answer
    x = 2,308.08

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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.