Home / 4,923.42-6,784.02-3,348.78

Finding the Fourth Proportional to 4,923.42, 6,784.02 and 3,348.78

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Solution

The fourth proportional to 4,923.42, 6,784.02 and 3,348.78 is: 4,614.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.42 : 6,784.02 = 3,348.78 : x
  2. Step 2: Convert to fraction form
    4,923.42/6,784.02 = 3,348.78/x
  3. Step 3: Cross multiply
    4,923.42x = 6,784.02 × 3,348.78
  4. Step 4: Simplify right side
    4,923.42x = 22,718,190.50
  5. Step 5: Solve for x
    x = 22,718,190.50/4,923.42
  6. Step 6: Final answer
    x = 4,614.31

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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.