Home / 3,313.35-4,570.05-2,133.29

Finding the Fourth Proportional to 3,313.35, 4,570.05 and 2,133.29

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Solution

The fourth proportional to 3,313.35, 4,570.05 and 2,133.29 is: 2,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.35 : 4,570.05 = 2,133.29 : x
  2. Step 2: Convert to fraction form
    3,313.35/4,570.05 = 2,133.29/x
  3. Step 3: Cross multiply
    3,313.35x = 4,570.05 × 2,133.29
  4. Step 4: Simplify right side
    3,313.35x = 9,749,219.11
  5. Step 5: Solve for x
    x = 9,749,219.11/3,313.35
  6. Step 6: Final answer
    x = 2,942.41

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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.