Home / 3,437.58-4,742.19-2,039.34

Finding the Fourth Proportional to 3,437.58, 4,742.19 and 2,039.34

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Solution

The fourth proportional to 3,437.58, 4,742.19 and 2,039.34 is: 2,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.58 : 4,742.19 = 2,039.34 : x
  2. Step 2: Convert to fraction form
    3,437.58/4,742.19 = 2,039.34/x
  3. Step 3: Cross multiply
    3,437.58x = 4,742.19 × 2,039.34
  4. Step 4: Simplify right side
    3,437.58x = 9,670,937.75
  5. Step 5: Solve for x
    x = 9,670,937.75/3,437.58
  6. Step 6: Final answer
    x = 2,813.30

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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.