Home / 3,427.74-5,114.79-2,984.94

Finding the Fourth Proportional to 3,427.74, 5,114.79 and 2,984.94

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Solution

The fourth proportional to 3,427.74, 5,114.79 and 2,984.94 is: 4,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.74 : 5,114.79 = 2,984.94 : x
  2. Step 2: Convert to fraction form
    3,427.74/5,114.79 = 2,984.94/x
  3. Step 3: Cross multiply
    3,427.74x = 5,114.79 × 2,984.94
  4. Step 4: Simplify right side
    3,427.74x = 15,267,341.26
  5. Step 5: Solve for x
    x = 15,267,341.26/3,427.74
  6. Step 6: Final answer
    x = 4,454.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.