Home / 3,010.88-4,486.77-2,911.79

Finding the Fourth Proportional to 3,010.88, 4,486.77 and 2,911.79

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Solution

The fourth proportional to 3,010.88, 4,486.77 and 2,911.79 is: 4,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.88 : 4,486.77 = 2,911.79 : x
  2. Step 2: Convert to fraction form
    3,010.88/4,486.77 = 2,911.79/x
  3. Step 3: Cross multiply
    3,010.88x = 4,486.77 × 2,911.79
  4. Step 4: Simplify right side
    3,010.88x = 13,064,503.50
  5. Step 5: Solve for x
    x = 13,064,503.50/3,010.88
  6. Step 6: Final answer
    x = 4,339.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.