Home / 3,802.41-5,246.62-2,623.05

Finding the Fourth Proportional to 3,802.41, 5,246.62 and 2,623.05

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Solution

The fourth proportional to 3,802.41, 5,246.62 and 2,623.05 is: 3,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.41 : 5,246.62 = 2,623.05 : x
  2. Step 2: Convert to fraction form
    3,802.41/5,246.62 = 2,623.05/x
  3. Step 3: Cross multiply
    3,802.41x = 5,246.62 × 2,623.05
  4. Step 4: Simplify right side
    3,802.41x = 13,762,146.59
  5. Step 5: Solve for x
    x = 13,762,146.59/3,802.41
  6. Step 6: Final answer
    x = 3,619.32

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Half scale
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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.