Home / 4,020.39-5,547.93-2,228.01

Finding the Fourth Proportional to 4,020.39, 5,547.93 and 2,228.01

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Solution

The fourth proportional to 4,020.39, 5,547.93 and 2,228.01 is: 3,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.39 : 5,547.93 = 2,228.01 : x
  2. Step 2: Convert to fraction form
    4,020.39/5,547.93 = 2,228.01/x
  3. Step 3: Cross multiply
    4,020.39x = 5,547.93 × 2,228.01
  4. Step 4: Simplify right side
    4,020.39x = 12,360,843.52
  5. Step 5: Solve for x
    x = 12,360,843.52/4,020.39
  6. Step 6: Final answer
    x = 3,074.54

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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.