Home / 3,313.48-4,571.69-2,135.24

Finding the Fourth Proportional to 3,313.48, 4,571.69 and 2,135.24

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Solution

The fourth proportional to 3,313.48, 4,571.69 and 2,135.24 is: 2,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.48 : 4,571.69 = 2,135.24 : x
  2. Step 2: Convert to fraction form
    3,313.48/4,571.69 = 2,135.24/x
  3. Step 3: Cross multiply
    3,313.48x = 4,571.69 × 2,135.24
  4. Step 4: Simplify right side
    3,313.48x = 9,761,638.12
  5. Step 5: Solve for x
    x = 9,761,638.12/3,313.48
  6. Step 6: Final answer
    x = 2,946.04

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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.