Home / 4,911.36-6,774.48-3,494.88

Finding the Fourth Proportional to 4,911.36, 6,774.48 and 3,494.88

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Solution

The fourth proportional to 4,911.36, 6,774.48 and 3,494.88 is: 4,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.36 : 6,774.48 = 3,494.88 : x
  2. Step 2: Convert to fraction form
    4,911.36/6,774.48 = 3,494.88/x
  3. Step 3: Cross multiply
    4,911.36x = 6,774.48 × 3,494.88
  4. Step 4: Simplify right side
    4,911.36x = 23,675,994.66
  5. Step 5: Solve for x
    x = 23,675,994.66/4,911.36
  6. Step 6: Final answer
    x = 4,820.66

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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.