Home / 5,738.37-7,920.08-3,348.63

Finding the Fourth Proportional to 5,738.37, 7,920.08 and 3,348.63

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Solution

The fourth proportional to 5,738.37, 7,920.08 and 3,348.63 is: 4,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.37 : 7,920.08 = 3,348.63 : x
  2. Step 2: Convert to fraction form
    5,738.37/7,920.08 = 3,348.63/x
  3. Step 3: Cross multiply
    5,738.37x = 7,920.08 × 3,348.63
  4. Step 4: Simplify right side
    5,738.37x = 26,521,400.75
  5. Step 5: Solve for x
    x = 26,521,400.75/5,738.37
  6. Step 6: Final answer
    x = 4,621.77

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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.