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Finding the Fourth Proportional to 4,999.05, 7,495.47 and 4,383.99

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Solution

The fourth proportional to 4,999.05, 7,495.47 and 4,383.99 is: 6,573.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.05 : 7,495.47 = 4,383.99 : x
  2. Step 2: Convert to fraction form
    4,999.05/7,495.47 = 4,383.99/x
  3. Step 3: Cross multiply
    4,999.05x = 7,495.47 × 4,383.99
  4. Step 4: Simplify right side
    4,999.05x = 32,860,065.53
  5. Step 5: Solve for x
    x = 32,860,065.53/4,999.05
  6. Step 6: Final answer
    x = 6,573.26

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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.