Home / 4,205.50-5,803.78-2,438.08

Finding the Fourth Proportional to 4,205.50, 5,803.78 and 2,438.08

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Solution

The fourth proportional to 4,205.50, 5,803.78 and 2,438.08 is: 3,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.50 : 5,803.78 = 2,438.08 : x
  2. Step 2: Convert to fraction form
    4,205.50/5,803.78 = 2,438.08/x
  3. Step 3: Cross multiply
    4,205.50x = 5,803.78 × 2,438.08
  4. Step 4: Simplify right side
    4,205.50x = 14,150,079.94
  5. Step 5: Solve for x
    x = 14,150,079.94/4,205.50
  6. Step 6: Final answer
    x = 3,364.66

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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.