Home / 4,688.69-7,033.37-1,401.81

Finding the Fourth Proportional to 4,688.69, 7,033.37 and 1,401.81

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Solution

The fourth proportional to 4,688.69, 7,033.37 and 1,401.81 is: 2,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.69 : 7,033.37 = 1,401.81 : x
  2. Step 2: Convert to fraction form
    4,688.69/7,033.37 = 1,401.81/x
  3. Step 3: Cross multiply
    4,688.69x = 7,033.37 × 1,401.81
  4. Step 4: Simplify right side
    4,688.69x = 9,859,415.02
  5. Step 5: Solve for x
    x = 9,859,415.02/4,688.69
  6. Step 6: Final answer
    x = 2,102.81

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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.