Home / 3,403.08-4,698-2,911.01

Finding the Fourth Proportional to 3,403.08, 4,698 and 2,911.01

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Solution

The fourth proportional to 3,403.08, 4,698 and 2,911.01 is: 4,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.08 : 4,698 = 2,911.01 : x
  2. Step 2: Convert to fraction form
    3,403.08/4,698 = 2,911.01/x
  3. Step 3: Cross multiply
    3,403.08x = 4,698 × 2,911.01
  4. Step 4: Simplify right side
    3,403.08x = 13,675,901.49
  5. Step 5: Solve for x
    x = 13,675,901.49/3,403.08
  6. Step 6: Final answer
    x = 4,018.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.