Home / 4,682.45-7,029.06-2,378.81

Finding the Fourth Proportional to 4,682.45, 7,029.06 and 2,378.81

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Solution

The fourth proportional to 4,682.45, 7,029.06 and 2,378.81 is: 3,570.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.45 : 7,029.06 = 2,378.81 : x
  2. Step 2: Convert to fraction form
    4,682.45/7,029.06 = 2,378.81/x
  3. Step 3: Cross multiply
    4,682.45x = 7,029.06 × 2,378.81
  4. Step 4: Simplify right side
    4,682.45x = 16,720,763.07
  5. Step 5: Solve for x
    x = 16,720,763.07/4,682.45
  6. Step 6: Final answer
    x = 3,570.95

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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.