Home / 3,600.33-4,968.55-1,985.30

Finding the Fourth Proportional to 3,600.33, 4,968.55 and 1,985.30

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Solution

The fourth proportional to 3,600.33, 4,968.55 and 1,985.30 is: 2,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.33 : 4,968.55 = 1,985.30 : x
  2. Step 2: Convert to fraction form
    3,600.33/4,968.55 = 1,985.30/x
  3. Step 3: Cross multiply
    3,600.33x = 4,968.55 × 1,985.30
  4. Step 4: Simplify right side
    3,600.33x = 9,864,062.32
  5. Step 5: Solve for x
    x = 9,864,062.32/3,600.33
  6. Step 6: Final answer
    x = 2,739.77

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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.