Home / 4,312.06-6,469.74-2,938.36

Finding the Fourth Proportional to 4,312.06, 6,469.74 and 2,938.36

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Solution

The fourth proportional to 4,312.06, 6,469.74 and 2,938.36 is: 4,408.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.06 : 6,469.74 = 2,938.36 : x
  2. Step 2: Convert to fraction form
    4,312.06/6,469.74 = 2,938.36/x
  3. Step 3: Cross multiply
    4,312.06x = 6,469.74 × 2,938.36
  4. Step 4: Simplify right side
    4,312.06x = 19,010,425.23
  5. Step 5: Solve for x
    x = 19,010,425.23/4,312.06
  6. Step 6: Final answer
    x = 4,408.66

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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.