Home / 3,412.07-5,112.63-3,084.02

Finding the Fourth Proportional to 3,412.07, 5,112.63 and 3,084.02

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Solution

The fourth proportional to 3,412.07, 5,112.63 and 3,084.02 is: 4,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.07 : 5,112.63 = 3,084.02 : x
  2. Step 2: Convert to fraction form
    3,412.07/5,112.63 = 3,084.02/x
  3. Step 3: Cross multiply
    3,412.07x = 5,112.63 × 3,084.02
  4. Step 4: Simplify right side
    3,412.07x = 15,767,427.61
  5. Step 5: Solve for x
    x = 15,767,427.61/3,412.07
  6. Step 6: Final answer
    x = 4,621.08

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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.