Home / 6,671.92-10,007.88-2,780.68

Finding the Fourth Proportional to 6,671.92, 10,007.88 and 2,780.68

Calculator

Solution

The fourth proportional to 6,671.92, 10,007.88 and 2,780.68 is: 4,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.92 : 10,007.88 = 2,780.68 : x
  2. Step 2: Convert to fraction form
    6,671.92/10,007.88 = 2,780.68/x
  3. Step 3: Cross multiply
    6,671.92x = 10,007.88 × 2,780.68
  4. Step 4: Simplify right side
    6,671.92x = 27,828,711.76
  5. Step 5: Solve for x
    x = 27,828,711.76/6,671.92
  6. Step 6: Final answer
    x = 4,171.02

Related Problems

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.