Home / 4,941.50-6,820.29-2,845.63

Finding the Fourth Proportional to 4,941.50, 6,820.29 and 2,845.63

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Solution

The fourth proportional to 4,941.50, 6,820.29 and 2,845.63 is: 3,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.50 : 6,820.29 = 2,845.63 : x
  2. Step 2: Convert to fraction form
    4,941.50/6,820.29 = 2,845.63/x
  3. Step 3: Cross multiply
    4,941.50x = 6,820.29 × 2,845.63
  4. Step 4: Simplify right side
    4,941.50x = 19,407,973.50
  5. Step 5: Solve for x
    x = 19,407,973.50/4,941.50
  6. Step 6: Final answer
    x = 3,927.55

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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.