Home / 3,032.56-4,187.19-1,855.23

Finding the Fourth Proportional to 3,032.56, 4,187.19 and 1,855.23

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Solution

The fourth proportional to 3,032.56, 4,187.19 and 1,855.23 is: 2,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.56 : 4,187.19 = 1,855.23 : x
  2. Step 2: Convert to fraction form
    3,032.56/4,187.19 = 1,855.23/x
  3. Step 3: Cross multiply
    3,032.56x = 4,187.19 × 1,855.23
  4. Step 4: Simplify right side
    3,032.56x = 7,768,200.50
  5. Step 5: Solve for x
    x = 7,768,200.50/3,032.56
  6. Step 6: Final answer
    x = 2,561.60

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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.