Home / 2,988.33-4,483.62-1,448.25

Finding the Fourth Proportional to 2,988.33, 4,483.62 and 1,448.25

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Solution

The fourth proportional to 2,988.33, 4,483.62 and 1,448.25 is: 2,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.33 : 4,483.62 = 1,448.25 : x
  2. Step 2: Convert to fraction form
    2,988.33/4,483.62 = 1,448.25/x
  3. Step 3: Cross multiply
    2,988.33x = 4,483.62 × 1,448.25
  4. Step 4: Simplify right side
    2,988.33x = 6,493,402.67
  5. Step 5: Solve for x
    x = 6,493,402.67/2,988.33
  6. Step 6: Final answer
    x = 2,172.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.