Home / 3,461.41-5,210.81-3,160.09

Finding the Fourth Proportional to 3,461.41, 5,210.81 and 3,160.09

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Solution

The fourth proportional to 3,461.41, 5,210.81 and 3,160.09 is: 4,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.41 : 5,210.81 = 3,160.09 : x
  2. Step 2: Convert to fraction form
    3,461.41/5,210.81 = 3,160.09/x
  3. Step 3: Cross multiply
    3,461.41x = 5,210.81 × 3,160.09
  4. Step 4: Simplify right side
    3,461.41x = 16,466,623.45
  5. Step 5: Solve for x
    x = 16,466,623.45/3,461.41
  6. Step 6: Final answer
    x = 4,757.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.