Home / 4,020.36-5,547.87-2,448.15

Finding the Fourth Proportional to 4,020.36, 5,547.87 and 2,448.15

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Solution

The fourth proportional to 4,020.36, 5,547.87 and 2,448.15 is: 3,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.36 : 5,547.87 = 2,448.15 : x
  2. Step 2: Convert to fraction form
    4,020.36/5,547.87 = 2,448.15/x
  3. Step 3: Cross multiply
    4,020.36x = 5,547.87 × 2,448.15
  4. Step 4: Simplify right side
    4,020.36x = 13,582,017.94
  5. Step 5: Solve for x
    x = 13,582,017.94/4,020.36
  6. Step 6: Final answer
    x = 3,378.31

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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.