Home / 4,231.20-6,300.96-4,158.24

Finding the Fourth Proportional to 4,231.20, 6,300.96 and 4,158.24

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Solution

The fourth proportional to 4,231.20, 6,300.96 and 4,158.24 is: 6,192.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.20 : 6,300.96 = 4,158.24 : x
  2. Step 2: Convert to fraction form
    4,231.20/6,300.96 = 4,158.24/x
  3. Step 3: Cross multiply
    4,231.20x = 6,300.96 × 4,158.24
  4. Step 4: Simplify right side
    4,231.20x = 26,200,903.91
  5. Step 5: Solve for x
    x = 26,200,903.91/4,231.20
  6. Step 6: Final answer
    x = 6,192.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.