Home / 6,720.15-10,080.23-4,246.95

Finding the Fourth Proportional to 6,720.15, 10,080.23 and 4,246.95

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Solution

The fourth proportional to 6,720.15, 10,080.23 and 4,246.95 is: 6,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.15 : 10,080.23 = 4,246.95 : x
  2. Step 2: Convert to fraction form
    6,720.15/10,080.23 = 4,246.95/x
  3. Step 3: Cross multiply
    6,720.15x = 10,080.23 × 4,246.95
  4. Step 4: Simplify right side
    6,720.15x = 42,810,211.56
  5. Step 5: Solve for x
    x = 42,810,211.56/6,720.15
  6. Step 6: Final answer
    x = 6,370.43

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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.