Home / 8,886.46-13,328.48-2,647.44

Finding the Fourth Proportional to 8,886.46, 13,328.48 and 2,647.44

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Solution

The fourth proportional to 8,886.46, 13,328.48 and 2,647.44 is: 3,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.46 : 13,328.48 = 2,647.44 : x
  2. Step 2: Convert to fraction form
    8,886.46/13,328.48 = 2,647.44/x
  3. Step 3: Cross multiply
    8,886.46x = 13,328.48 × 2,647.44
  4. Step 4: Simplify right side
    8,886.46x = 35,286,351.09
  5. Step 5: Solve for x
    x = 35,286,351.09/8,886.46
  6. Step 6: Final answer
    x = 3,970.80

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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.