Home / 4,913.02-6,778.92-2,923.19

Finding the Fourth Proportional to 4,913.02, 6,778.92 and 2,923.19

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Solution

The fourth proportional to 4,913.02, 6,778.92 and 2,923.19 is: 4,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.02 : 6,778.92 = 2,923.19 : x
  2. Step 2: Convert to fraction form
    4,913.02/6,778.92 = 2,923.19/x
  3. Step 3: Cross multiply
    4,913.02x = 6,778.92 × 2,923.19
  4. Step 4: Simplify right side
    4,913.02x = 19,816,022.64
  5. Step 5: Solve for x
    x = 19,816,022.64/4,913.02
  6. Step 6: Final answer
    x = 4,033.37

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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.