Home / 7,315.22-10,970.87-2,049.93

Finding the Fourth Proportional to 7,315.22, 10,970.87 and 2,049.93

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Solution

The fourth proportional to 7,315.22, 10,970.87 and 2,049.93 is: 3,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.22 : 10,970.87 = 2,049.93 : x
  2. Step 2: Convert to fraction form
    7,315.22/10,970.87 = 2,049.93/x
  3. Step 3: Cross multiply
    7,315.22x = 10,970.87 × 2,049.93
  4. Step 4: Simplify right side
    7,315.22x = 22,489,505.29
  5. Step 5: Solve for x
    x = 22,489,505.29/7,315.22
  6. Step 6: Final answer
    x = 3,074.35

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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.