Home / 4,313.20-6,474.60-4,031.20

Finding the Fourth Proportional to 4,313.20, 6,474.60 and 4,031.20

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Solution

The fourth proportional to 4,313.20, 6,474.60 and 4,031.20 is: 6,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.20 : 6,474.60 = 4,031.20 : x
  2. Step 2: Convert to fraction form
    4,313.20/6,474.60 = 4,031.20/x
  3. Step 3: Cross multiply
    4,313.20x = 6,474.60 × 4,031.20
  4. Step 4: Simplify right side
    4,313.20x = 26,100,407.52
  5. Step 5: Solve for x
    x = 26,100,407.52/4,313.20
  6. Step 6: Final answer
    x = 6,051.29

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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.