Home / 4,001.46-5,522.61-2,886.10

Finding the Fourth Proportional to 4,001.46, 5,522.61 and 2,886.10

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Solution

The fourth proportional to 4,001.46, 5,522.61 and 2,886.10 is: 3,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.46 : 5,522.61 = 2,886.10 : x
  2. Step 2: Convert to fraction form
    4,001.46/5,522.61 = 2,886.10/x
  3. Step 3: Cross multiply
    4,001.46x = 5,522.61 × 2,886.10
  4. Step 4: Simplify right side
    4,001.46x = 15,938,804.72
  5. Step 5: Solve for x
    x = 15,938,804.72/4,001.46
  6. Step 6: Final answer
    x = 3,983.25

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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.