Home / 1,323.27-1,984.91-1,015.67

Finding the Fourth Proportional to 1,323.27, 1,984.91 and 1,015.67

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Solution

The fourth proportional to 1,323.27, 1,984.91 and 1,015.67 is: 1,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323.27 : 1,984.91 = 1,015.67 : x
  2. Step 2: Convert to fraction form
    1,323.27/1,984.91 = 1,015.67/x
  3. Step 3: Cross multiply
    1,323.27x = 1,984.91 × 1,015.67
  4. Step 4: Simplify right side
    1,323.27x = 2,016,013.42
  5. Step 5: Solve for x
    x = 2,016,013.42/1,323.27
  6. Step 6: Final answer
    x = 1,523.51

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Similar ratio
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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.