Home / 4,669.10-7,003.65-2,700.80

Finding the Fourth Proportional to 4,669.10, 7,003.65 and 2,700.80

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Solution

The fourth proportional to 4,669.10, 7,003.65 and 2,700.80 is: 4,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.10 : 7,003.65 = 2,700.80 : x
  2. Step 2: Convert to fraction form
    4,669.10/7,003.65 = 2,700.80/x
  3. Step 3: Cross multiply
    4,669.10x = 7,003.65 × 2,700.80
  4. Step 4: Simplify right side
    4,669.10x = 18,915,457.92
  5. Step 5: Solve for x
    x = 18,915,457.92/4,669.10
  6. Step 6: Final answer
    x = 4,051.20

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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.