Home / 3,403.31-4,697.07-2,077.79

Finding the Fourth Proportional to 3,403.31, 4,697.07 and 2,077.79

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Solution

The fourth proportional to 3,403.31, 4,697.07 and 2,077.79 is: 2,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.31 : 4,697.07 = 2,077.79 : x
  2. Step 2: Convert to fraction form
    3,403.31/4,697.07 = 2,077.79/x
  3. Step 3: Cross multiply
    3,403.31x = 4,697.07 × 2,077.79
  4. Step 4: Simplify right side
    3,403.31x = 9,759,501.59
  5. Step 5: Solve for x
    x = 9,759,501.59/3,403.31
  6. Step 6: Final answer
    x = 2,867.65

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1.5x scale

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.