Home / 4,715.78-6,506.66-2,827.07

Finding the Fourth Proportional to 4,715.78, 6,506.66 and 2,827.07

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Solution

The fourth proportional to 4,715.78, 6,506.66 and 2,827.07 is: 3,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.78 : 6,506.66 = 2,827.07 : x
  2. Step 2: Convert to fraction form
    4,715.78/6,506.66 = 2,827.07/x
  3. Step 3: Cross multiply
    4,715.78x = 6,506.66 × 2,827.07
  4. Step 4: Simplify right side
    4,715.78x = 18,394,736.62
  5. Step 5: Solve for x
    x = 18,394,736.62/4,715.78
  6. Step 6: Final answer
    x = 3,900.68

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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.