Home / 3,451.93-4,752.01-3,119.33

Finding the Fourth Proportional to 3,451.93, 4,752.01 and 3,119.33

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Solution

The fourth proportional to 3,451.93, 4,752.01 and 3,119.33 is: 4,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.93 : 4,752.01 = 3,119.33 : x
  2. Step 2: Convert to fraction form
    3,451.93/4,752.01 = 3,119.33/x
  3. Step 3: Cross multiply
    3,451.93x = 4,752.01 × 3,119.33
  4. Step 4: Simplify right side
    3,451.93x = 14,823,087.35
  5. Step 5: Solve for x
    x = 14,823,087.35/3,451.93
  6. Step 6: Final answer
    x = 4,294.14

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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.