Home / 7,040.12-10,560.44-1,845.84

Finding the Fourth Proportional to 7,040.12, 10,560.44 and 1,845.84

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Solution

The fourth proportional to 7,040.12, 10,560.44 and 1,845.84 is: 2,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.12 : 10,560.44 = 1,845.84 : x
  2. Step 2: Convert to fraction form
    7,040.12/10,560.44 = 1,845.84/x
  3. Step 3: Cross multiply
    7,040.12x = 10,560.44 × 1,845.84
  4. Step 4: Simplify right side
    7,040.12x = 19,492,882.57
  5. Step 5: Solve for x
    x = 19,492,882.57/7,040.12
  6. Step 6: Final answer
    x = 2,768.83

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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.