Home / 4,963.45-6,852.78-3,077.05

Finding the Fourth Proportional to 4,963.45, 6,852.78 and 3,077.05

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Solution

The fourth proportional to 4,963.45, 6,852.78 and 3,077.05 is: 4,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.45 : 6,852.78 = 3,077.05 : x
  2. Step 2: Convert to fraction form
    4,963.45/6,852.78 = 3,077.05/x
  3. Step 3: Cross multiply
    4,963.45x = 6,852.78 × 3,077.05
  4. Step 4: Simplify right side
    4,963.45x = 21,086,314.49
  5. Step 5: Solve for x
    x = 21,086,314.49/4,963.45
  6. Step 6: Final answer
    x = 4,248.32

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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.