Home / 2,384.85-3,291.26-1,322.67

Finding the Fourth Proportional to 2,384.85, 3,291.26 and 1,322.67

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Solution

The fourth proportional to 2,384.85, 3,291.26 and 1,322.67 is: 1,825.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.85 : 3,291.26 = 1,322.67 : x
  2. Step 2: Convert to fraction form
    2,384.85/3,291.26 = 1,322.67/x
  3. Step 3: Cross multiply
    2,384.85x = 3,291.26 × 1,322.67
  4. Step 4: Simplify right side
    2,384.85x = 4,353,250.86
  5. Step 5: Solve for x
    x = 4,353,250.86/2,384.85
  6. Step 6: Final answer
    x = 1,825.38

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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.