Home / 4,936.46-7,407.77-1,974.45

Finding the Fourth Proportional to 4,936.46, 7,407.77 and 1,974.45

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Solution

The fourth proportional to 4,936.46, 7,407.77 and 1,974.45 is: 2,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.46 : 7,407.77 = 1,974.45 : x
  2. Step 2: Convert to fraction form
    4,936.46/7,407.77 = 1,974.45/x
  3. Step 3: Cross multiply
    4,936.46x = 7,407.77 × 1,974.45
  4. Step 4: Simplify right side
    4,936.46x = 14,626,261.60
  5. Step 5: Solve for x
    x = 14,626,261.60/4,936.46
  6. Step 6: Final answer
    x = 2,962.91

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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.