Home / 1,825.62-2,519.36-1,039.67

Finding the Fourth Proportional to 1,825.62, 2,519.36 and 1,039.67

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Solution

The fourth proportional to 1,825.62, 2,519.36 and 1,039.67 is: 1,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.62 : 2,519.36 = 1,039.67 : x
  2. Step 2: Convert to fraction form
    1,825.62/2,519.36 = 1,039.67/x
  3. Step 3: Cross multiply
    1,825.62x = 2,519.36 × 1,039.67
  4. Step 4: Simplify right side
    1,825.62x = 2,619,285.22
  5. Step 5: Solve for x
    x = 2,619,285.22/1,825.62
  6. Step 6: Final answer
    x = 1,434.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.