Home / 3,465.13-5,186.41-2,540.49

Finding the Fourth Proportional to 3,465.13, 5,186.41 and 2,540.49

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Solution

The fourth proportional to 3,465.13, 5,186.41 and 2,540.49 is: 3,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.13 : 5,186.41 = 2,540.49 : x
  2. Step 2: Convert to fraction form
    3,465.13/5,186.41 = 2,540.49/x
  3. Step 3: Cross multiply
    3,465.13x = 5,186.41 × 2,540.49
  4. Step 4: Simplify right side
    3,465.13x = 13,176,022.74
  5. Step 5: Solve for x
    x = 13,176,022.74/3,465.13
  6. Step 6: Final answer
    x = 3,802.46

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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.