Home / 8,855.19-13,283.60-2,281.40

Finding the Fourth Proportional to 8,855.19, 13,283.60 and 2,281.40

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Solution

The fourth proportional to 8,855.19, 13,283.60 and 2,281.40 is: 3,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.19 : 13,283.60 = 2,281.40 : x
  2. Step 2: Convert to fraction form
    8,855.19/13,283.60 = 2,281.40/x
  3. Step 3: Cross multiply
    8,855.19x = 13,283.60 × 2,281.40
  4. Step 4: Simplify right side
    8,855.19x = 30,305,205.04
  5. Step 5: Solve for x
    x = 30,305,205.04/8,855.19
  6. Step 6: Final answer
    x = 3,422.31

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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.