Home / 3,436.02-4,741.09-2,019.77

Finding the Fourth Proportional to 3,436.02, 4,741.09 and 2,019.77

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Solution

The fourth proportional to 3,436.02, 4,741.09 and 2,019.77 is: 2,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.02 : 4,741.09 = 2,019.77 : x
  2. Step 2: Convert to fraction form
    3,436.02/4,741.09 = 2,019.77/x
  3. Step 3: Cross multiply
    3,436.02x = 4,741.09 × 2,019.77
  4. Step 4: Simplify right side
    3,436.02x = 9,575,920.69
  5. Step 5: Solve for x
    x = 9,575,920.69/3,436.02
  6. Step 6: Final answer
    x = 2,786.92

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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.