Home / 4,020.08-5,546.32-2,528.11

Finding the Fourth Proportional to 4,020.08, 5,546.32 and 2,528.11

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Solution

The fourth proportional to 4,020.08, 5,546.32 and 2,528.11 is: 3,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.08 : 5,546.32 = 2,528.11 : x
  2. Step 2: Convert to fraction form
    4,020.08/5,546.32 = 2,528.11/x
  3. Step 3: Cross multiply
    4,020.08x = 5,546.32 × 2,528.11
  4. Step 4: Simplify right side
    4,020.08x = 14,021,721.89
  5. Step 5: Solve for x
    x = 14,021,721.89/4,020.08
  6. Step 6: Final answer
    x = 3,487.92

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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.