Home / 2,029.02-2,799.81-1,144.77

Finding the Fourth Proportional to 2,029.02, 2,799.81 and 1,144.77

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Solution

The fourth proportional to 2,029.02, 2,799.81 and 1,144.77 is: 1,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.02 : 2,799.81 = 1,144.77 : x
  2. Step 2: Convert to fraction form
    2,029.02/2,799.81 = 1,144.77/x
  3. Step 3: Cross multiply
    2,029.02x = 2,799.81 × 1,144.77
  4. Step 4: Simplify right side
    2,029.02x = 3,205,138.49
  5. Step 5: Solve for x
    x = 3,205,138.49/2,029.02
  6. Step 6: Final answer
    x = 1,579.65

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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.