Home / 4,020.48-5,547.96-2,448.40

Finding the Fourth Proportional to 4,020.48, 5,547.96 and 2,448.40

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Solution

The fourth proportional to 4,020.48, 5,547.96 and 2,448.40 is: 3,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.48 : 5,547.96 = 2,448.40 : x
  2. Step 2: Convert to fraction form
    4,020.48/5,547.96 = 2,448.40/x
  3. Step 3: Cross multiply
    4,020.48x = 5,547.96 × 2,448.40
  4. Step 4: Simplify right side
    4,020.48x = 13,583,625.26
  5. Step 5: Solve for x
    x = 13,583,625.26/4,020.48
  6. Step 6: Final answer
    x = 3,378.61

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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.