Home / 4,800.55-7,201.67-1,637.81

Finding the Fourth Proportional to 4,800.55, 7,201.67 and 1,637.81

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Solution

The fourth proportional to 4,800.55, 7,201.67 and 1,637.81 is: 2,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.55 : 7,201.67 = 1,637.81 : x
  2. Step 2: Convert to fraction form
    4,800.55/7,201.67 = 1,637.81/x
  3. Step 3: Cross multiply
    4,800.55x = 7,201.67 × 1,637.81
  4. Step 4: Simplify right side
    4,800.55x = 11,794,989.24
  5. Step 5: Solve for x
    x = 11,794,989.24/4,800.55
  6. Step 6: Final answer
    x = 2,457.01

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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.