Home / 3,403.81-4,697.69-2,077.23

Finding the Fourth Proportional to 3,403.81, 4,697.69 and 2,077.23

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Solution

The fourth proportional to 3,403.81, 4,697.69 and 2,077.23 is: 2,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.81 : 4,697.69 = 2,077.23 : x
  2. Step 2: Convert to fraction form
    3,403.81/4,697.69 = 2,077.23/x
  3. Step 3: Cross multiply
    3,403.81x = 4,697.69 × 2,077.23
  4. Step 4: Simplify right side
    3,403.81x = 9,758,182.60
  5. Step 5: Solve for x
    x = 9,758,182.60/3,403.81
  6. Step 6: Final answer
    x = 2,866.84

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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.