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Finding the Fourth Proportional to 4,998.63, 7,457.53 and 4,500.44

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Solution

The fourth proportional to 4,998.63, 7,457.53 and 4,500.44 is: 6,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.63 : 7,457.53 = 4,500.44 : x
  2. Step 2: Convert to fraction form
    4,998.63/7,457.53 = 4,500.44/x
  3. Step 3: Cross multiply
    4,998.63x = 7,457.53 × 4,500.44
  4. Step 4: Simplify right side
    4,998.63x = 33,562,129.03
  5. Step 5: Solve for x
    x = 33,562,129.03/4,998.63
  6. Step 6: Final answer
    x = 6,714.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.