Home / 4,271.16-6,406.68-1,672.24

Finding the Fourth Proportional to 4,271.16, 6,406.68 and 1,672.24

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Solution

The fourth proportional to 4,271.16, 6,406.68 and 1,672.24 is: 2,508.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.16 : 6,406.68 = 1,672.24 : x
  2. Step 2: Convert to fraction form
    4,271.16/6,406.68 = 1,672.24/x
  3. Step 3: Cross multiply
    4,271.16x = 6,406.68 × 1,672.24
  4. Step 4: Simplify right side
    4,271.16x = 10,713,506.56
  5. Step 5: Solve for x
    x = 10,713,506.56/4,271.16
  6. Step 6: Final answer
    x = 2,508.34

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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.