Home / 3,461.27-4,776.37-1,969.15

Finding the Fourth Proportional to 3,461.27, 4,776.37 and 1,969.15

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Solution

The fourth proportional to 3,461.27, 4,776.37 and 1,969.15 is: 2,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.27 : 4,776.37 = 1,969.15 : x
  2. Step 2: Convert to fraction form
    3,461.27/4,776.37 = 1,969.15/x
  3. Step 3: Cross multiply
    3,461.27x = 4,776.37 × 1,969.15
  4. Step 4: Simplify right side
    3,461.27x = 9,405,390.03
  5. Step 5: Solve for x
    x = 9,405,390.03/3,461.27
  6. Step 6: Final answer
    x = 2,717.33

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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.