Home / 8,633.11-12,947.75-3,368.26

Finding the Fourth Proportional to 8,633.11, 12,947.75 and 3,368.26

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Solution

The fourth proportional to 8,633.11, 12,947.75 and 3,368.26 is: 5,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.11 : 12,947.75 = 3,368.26 : x
  2. Step 2: Convert to fraction form
    8,633.11/12,947.75 = 3,368.26/x
  3. Step 3: Cross multiply
    8,633.11x = 12,947.75 × 3,368.26
  4. Step 4: Simplify right side
    8,633.11x = 43,611,371.57
  5. Step 5: Solve for x
    x = 43,611,371.57/8,633.11
  6. Step 6: Final answer
    x = 5,051.64

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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.