Home / 4,631.21-6,391.23-2,535.34

Finding the Fourth Proportional to 4,631.21, 6,391.23 and 2,535.34

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Solution

The fourth proportional to 4,631.21, 6,391.23 and 2,535.34 is: 3,498.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.21 : 6,391.23 = 2,535.34 : x
  2. Step 2: Convert to fraction form
    4,631.21/6,391.23 = 2,535.34/x
  3. Step 3: Cross multiply
    4,631.21x = 6,391.23 × 2,535.34
  4. Step 4: Simplify right side
    4,631.21x = 16,203,941.07
  5. Step 5: Solve for x
    x = 16,203,941.07/4,631.21
  6. Step 6: Final answer
    x = 3,498.86

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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.