Home / 5,325.36-7,991.67-2,730.12

Finding the Fourth Proportional to 5,325.36, 7,991.67 and 2,730.12

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Solution

The fourth proportional to 5,325.36, 7,991.67 and 2,730.12 is: 4,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.36 : 7,991.67 = 2,730.12 : x
  2. Step 2: Convert to fraction form
    5,325.36/7,991.67 = 2,730.12/x
  3. Step 3: Cross multiply
    5,325.36x = 7,991.67 × 2,730.12
  4. Step 4: Simplify right side
    5,325.36x = 21,818,218.10
  5. Step 5: Solve for x
    x = 21,818,218.10/5,325.36
  6. Step 6: Final answer
    x = 4,097.04

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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.