Home / 4,827.48-6,661.96-2,838.12

Finding the Fourth Proportional to 4,827.48, 6,661.96 and 2,838.12

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Solution

The fourth proportional to 4,827.48, 6,661.96 and 2,838.12 is: 3,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.48 : 6,661.96 = 2,838.12 : x
  2. Step 2: Convert to fraction form
    4,827.48/6,661.96 = 2,838.12/x
  3. Step 3: Cross multiply
    4,827.48x = 6,661.96 × 2,838.12
  4. Step 4: Simplify right side
    4,827.48x = 18,907,441.92
  5. Step 5: Solve for x
    x = 18,907,441.92/4,827.48
  6. Step 6: Final answer
    x = 3,916.63

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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.