Home / 7,245.23-10,867.84-2,051.15

Finding the Fourth Proportional to 7,245.23, 10,867.84 and 2,051.15

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Solution

The fourth proportional to 7,245.23, 10,867.84 and 2,051.15 is: 3,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.23 : 10,867.84 = 2,051.15 : x
  2. Step 2: Convert to fraction form
    7,245.23/10,867.84 = 2,051.15/x
  3. Step 3: Cross multiply
    7,245.23x = 10,867.84 × 2,051.15
  4. Step 4: Simplify right side
    7,245.23x = 22,291,510.55
  5. Step 5: Solve for x
    x = 22,291,510.55/7,245.23
  6. Step 6: Final answer
    x = 3,076.72

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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.