Home / 3,407.77-5,111.66-1,461.34

Finding the Fourth Proportional to 3,407.77, 5,111.66 and 1,461.34

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Solution

The fourth proportional to 3,407.77, 5,111.66 and 1,461.34 is: 2,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.77 : 5,111.66 = 1,461.34 : x
  2. Step 2: Convert to fraction form
    3,407.77/5,111.66 = 1,461.34/x
  3. Step 3: Cross multiply
    3,407.77x = 5,111.66 × 1,461.34
  4. Step 4: Simplify right side
    3,407.77x = 7,469,875.05
  5. Step 5: Solve for x
    x = 7,469,875.05/3,407.77
  6. Step 6: Final answer
    x = 2,192.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.