Home / 8,835.63-13,256.07-3,213.19

Finding the Fourth Proportional to 8,835.63, 13,256.07 and 3,213.19

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Solution

The fourth proportional to 8,835.63, 13,256.07 and 3,213.19 is: 4,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.63 : 13,256.07 = 3,213.19 : x
  2. Step 2: Convert to fraction form
    8,835.63/13,256.07 = 3,213.19/x
  3. Step 3: Cross multiply
    8,835.63x = 13,256.07 × 3,213.19
  4. Step 4: Simplify right side
    8,835.63x = 42,594,317.89
  5. Step 5: Solve for x
    x = 42,594,317.89/8,835.63
  6. Step 6: Final answer
    x = 4,820.74

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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.