Home / 2,872.24-4,312.02-2,442.14

Finding the Fourth Proportional to 2,872.24, 4,312.02 and 2,442.14

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Solution

The fourth proportional to 2,872.24, 4,312.02 and 2,442.14 is: 3,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.24 : 4,312.02 = 2,442.14 : x
  2. Step 2: Convert to fraction form
    2,872.24/4,312.02 = 2,442.14/x
  3. Step 3: Cross multiply
    2,872.24x = 4,312.02 × 2,442.14
  4. Step 4: Simplify right side
    2,872.24x = 10,530,556.52
  5. Step 5: Solve for x
    x = 10,530,556.52/2,872.24
  6. Step 6: Final answer
    x = 3,666.32

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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.