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Finding the Fourth Proportional to 8,535.22, 12,804.99 and 3,602.32

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Solution

The fourth proportional to 8,535.22, 12,804.99 and 3,602.32 is: 5,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.22 : 12,804.99 = 3,602.32 : x
  2. Step 2: Convert to fraction form
    8,535.22/12,804.99 = 3,602.32/x
  3. Step 3: Cross multiply
    8,535.22x = 12,804.99 × 3,602.32
  4. Step 4: Simplify right side
    8,535.22x = 46,127,671.58
  5. Step 5: Solve for x
    x = 46,127,671.58/8,535.22
  6. Step 6: Final answer
    x = 5,404.39

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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.