Home / 8,354.48-12,533.16-2,808.36

Finding the Fourth Proportional to 8,354.48, 12,533.16 and 2,808.36

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Solution

The fourth proportional to 8,354.48, 12,533.16 and 2,808.36 is: 4,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.48 : 12,533.16 = 2,808.36 : x
  2. Step 2: Convert to fraction form
    8,354.48/12,533.16 = 2,808.36/x
  3. Step 3: Cross multiply
    8,354.48x = 12,533.16 × 2,808.36
  4. Step 4: Simplify right side
    8,354.48x = 35,197,625.22
  5. Step 5: Solve for x
    x = 35,197,625.22/8,354.48
  6. Step 6: Final answer
    x = 4,213.02

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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.