Home / 3,782.52-5,220.02-2,104.41

Finding the Fourth Proportional to 3,782.52, 5,220.02 and 2,104.41

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Solution

The fourth proportional to 3,782.52, 5,220.02 and 2,104.41 is: 2,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.52 : 5,220.02 = 2,104.41 : x
  2. Step 2: Convert to fraction form
    3,782.52/5,220.02 = 2,104.41/x
  3. Step 3: Cross multiply
    3,782.52x = 5,220.02 × 2,104.41
  4. Step 4: Simplify right side
    3,782.52x = 10,985,051.77
  5. Step 5: Solve for x
    x = 10,985,051.77/3,782.52
  6. Step 6: Final answer
    x = 2,904.16

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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.