Home / 4,442.31-6,126.43-2,868.75

Finding the Fourth Proportional to 4,442.31, 6,126.43 and 2,868.75

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Solution

The fourth proportional to 4,442.31, 6,126.43 and 2,868.75 is: 3,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.31 : 6,126.43 = 2,868.75 : x
  2. Step 2: Convert to fraction form
    4,442.31/6,126.43 = 2,868.75/x
  3. Step 3: Cross multiply
    4,442.31x = 6,126.43 × 2,868.75
  4. Step 4: Simplify right side
    4,442.31x = 17,575,196.06
  5. Step 5: Solve for x
    x = 17,575,196.06/4,442.31
  6. Step 6: Final answer
    x = 3,956.32

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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.