Home / 2,147.24-3,219.03-2,045.18

Finding the Fourth Proportional to 2,147.24, 3,219.03 and 2,045.18

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Solution

The fourth proportional to 2,147.24, 3,219.03 and 2,045.18 is: 3,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147.24 : 3,219.03 = 2,045.18 : x
  2. Step 2: Convert to fraction form
    2,147.24/3,219.03 = 2,045.18/x
  3. Step 3: Cross multiply
    2,147.24x = 3,219.03 × 2,045.18
  4. Step 4: Simplify right side
    2,147.24x = 6,583,495.78
  5. Step 5: Solve for x
    x = 6,583,495.78/2,147.24
  6. Step 6: Final answer
    x = 3,066.03

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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.