Home / 4,827.07-6,662.49-3,145.57

Finding the Fourth Proportional to 4,827.07, 6,662.49 and 3,145.57

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Solution

The fourth proportional to 4,827.07, 6,662.49 and 3,145.57 is: 4,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.07 : 6,662.49 = 3,145.57 : x
  2. Step 2: Convert to fraction form
    4,827.07/6,662.49 = 3,145.57/x
  3. Step 3: Cross multiply
    4,827.07x = 6,662.49 × 3,145.57
  4. Step 4: Simplify right side
    4,827.07x = 20,957,328.67
  5. Step 5: Solve for x
    x = 20,957,328.67/4,827.07
  6. Step 6: Final answer
    x = 4,341.63

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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.