Home / 4,352.45-6,528.05-1,391.23

Finding the Fourth Proportional to 4,352.45, 6,528.05 and 1,391.23

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Solution

The fourth proportional to 4,352.45, 6,528.05 and 1,391.23 is: 2,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.45 : 6,528.05 = 1,391.23 : x
  2. Step 2: Convert to fraction form
    4,352.45/6,528.05 = 1,391.23/x
  3. Step 3: Cross multiply
    4,352.45x = 6,528.05 × 1,391.23
  4. Step 4: Simplify right side
    4,352.45x = 9,082,012.05
  5. Step 5: Solve for x
    x = 9,082,012.05/4,352.45
  6. Step 6: Final answer
    x = 2,086.64

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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.