Home / 4,553.90-6,830.36-1,222.48

Finding the Fourth Proportional to 4,553.90, 6,830.36 and 1,222.48

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Solution

The fourth proportional to 4,553.90, 6,830.36 and 1,222.48 is: 1,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.90 : 6,830.36 = 1,222.48 : x
  2. Step 2: Convert to fraction form
    4,553.90/6,830.36 = 1,222.48/x
  3. Step 3: Cross multiply
    4,553.90x = 6,830.36 × 1,222.48
  4. Step 4: Simplify right side
    4,553.90x = 8,349,985.50
  5. Step 5: Solve for x
    x = 8,349,985.50/4,553.90
  6. Step 6: Final answer
    x = 1,833.59

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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.