Home / 3,788.09-5,225.73-2,443.35

Finding the Fourth Proportional to 3,788.09, 5,225.73 and 2,443.35

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Solution

The fourth proportional to 3,788.09, 5,225.73 and 2,443.35 is: 3,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.09 : 5,225.73 = 2,443.35 : x
  2. Step 2: Convert to fraction form
    3,788.09/5,225.73 = 2,443.35/x
  3. Step 3: Cross multiply
    3,788.09x = 5,225.73 × 2,443.35
  4. Step 4: Simplify right side
    3,788.09x = 12,768,287.40
  5. Step 5: Solve for x
    x = 12,768,287.40/3,788.09
  6. Step 6: Final answer
    x = 3,370.64

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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.