Home / 3,104.02-4,283.55-1,777.75

Finding the Fourth Proportional to 3,104.02, 4,283.55 and 1,777.75

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Solution

The fourth proportional to 3,104.02, 4,283.55 and 1,777.75 is: 2,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.02 : 4,283.55 = 1,777.75 : x
  2. Step 2: Convert to fraction form
    3,104.02/4,283.55 = 1,777.75/x
  3. Step 3: Cross multiply
    3,104.02x = 4,283.55 × 1,777.75
  4. Step 4: Simplify right side
    3,104.02x = 7,615,081.01
  5. Step 5: Solve for x
    x = 7,615,081.01/3,104.02
  6. Step 6: Final answer
    x = 2,453.30

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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.