Home / 2,741.02-3,781.65-1,901.50

Finding the Fourth Proportional to 2,741.02, 3,781.65 and 1,901.50

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Solution

The fourth proportional to 2,741.02, 3,781.65 and 1,901.50 is: 2,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.02 : 3,781.65 = 1,901.50 : x
  2. Step 2: Convert to fraction form
    2,741.02/3,781.65 = 1,901.50/x
  3. Step 3: Cross multiply
    2,741.02x = 3,781.65 × 1,901.50
  4. Step 4: Simplify right side
    2,741.02x = 7,190,807.48
  5. Step 5: Solve for x
    x = 7,190,807.48/2,741.02
  6. Step 6: Final answer
    x = 2,623.41

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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.