Home / 3,117.94-4,676.90-2,469.12

Finding the Fourth Proportional to 3,117.94, 4,676.90 and 2,469.12

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Solution

The fourth proportional to 3,117.94, 4,676.90 and 2,469.12 is: 3,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.94 : 4,676.90 = 2,469.12 : x
  2. Step 2: Convert to fraction form
    3,117.94/4,676.90 = 2,469.12/x
  3. Step 3: Cross multiply
    3,117.94x = 4,676.90 × 2,469.12
  4. Step 4: Simplify right side
    3,117.94x = 11,547,827.33
  5. Step 5: Solve for x
    x = 11,547,827.33/3,117.94
  6. Step 6: Final answer
    x = 3,703.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.