Home / 8,448.22-12,672.47-2,604.81

Finding the Fourth Proportional to 8,448.22, 12,672.47 and 2,604.81

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Solution

The fourth proportional to 8,448.22, 12,672.47 and 2,604.81 is: 3,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.22 : 12,672.47 = 2,604.81 : x
  2. Step 2: Convert to fraction form
    8,448.22/12,672.47 = 2,604.81/x
  3. Step 3: Cross multiply
    8,448.22x = 12,672.47 × 2,604.81
  4. Step 4: Simplify right side
    8,448.22x = 33,009,376.58
  5. Step 5: Solve for x
    x = 33,009,376.58/8,448.22
  6. Step 6: Final answer
    x = 3,907.26

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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.