Home / 4,820.88-7,222.56-4,045.86

Finding the Fourth Proportional to 4,820.88, 7,222.56 and 4,045.86

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Solution

The fourth proportional to 4,820.88, 7,222.56 and 4,045.86 is: 6,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.88 : 7,222.56 = 4,045.86 : x
  2. Step 2: Convert to fraction form
    4,820.88/7,222.56 = 4,045.86/x
  3. Step 3: Cross multiply
    4,820.88x = 7,222.56 × 4,045.86
  4. Step 4: Simplify right side
    4,820.88x = 29,221,466.60
  5. Step 5: Solve for x
    x = 29,221,466.60/4,820.88
  6. Step 6: Final answer
    x = 6,061.44

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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.