Home / 4,873.14-6,726.21-2,778.48

Finding the Fourth Proportional to 4,873.14, 6,726.21 and 2,778.48

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Solution

The fourth proportional to 4,873.14, 6,726.21 and 2,778.48 is: 3,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.14 : 6,726.21 = 2,778.48 : x
  2. Step 2: Convert to fraction form
    4,873.14/6,726.21 = 2,778.48/x
  3. Step 3: Cross multiply
    4,873.14x = 6,726.21 × 2,778.48
  4. Step 4: Simplify right side
    4,873.14x = 18,688,639.96
  5. Step 5: Solve for x
    x = 18,688,639.96/4,873.14
  6. Step 6: Final answer
    x = 3,835.03

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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.