Home / 3,505.02-4,837.77-2,107.50

Finding the Fourth Proportional to 3,505.02, 4,837.77 and 2,107.50

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Solution

The fourth proportional to 3,505.02, 4,837.77 and 2,107.50 is: 2,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.02 : 4,837.77 = 2,107.50 : x
  2. Step 2: Convert to fraction form
    3,505.02/4,837.77 = 2,107.50/x
  3. Step 3: Cross multiply
    3,505.02x = 4,837.77 × 2,107.50
  4. Step 4: Simplify right side
    3,505.02x = 10,195,600.28
  5. Step 5: Solve for x
    x = 10,195,600.28/3,505.02
  6. Step 6: Final answer
    x = 2,908.86

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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.