Home / 4,630.20-6,945.30-4,549.20

Finding the Fourth Proportional to 4,630.20, 6,945.30 and 4,549.20

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Solution

The fourth proportional to 4,630.20, 6,945.30 and 4,549.20 is: 6,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.20 : 6,945.30 = 4,549.20 : x
  2. Step 2: Convert to fraction form
    4,630.20/6,945.30 = 4,549.20/x
  3. Step 3: Cross multiply
    4,630.20x = 6,945.30 × 4,549.20
  4. Step 4: Simplify right side
    4,630.20x = 31,595,558.76
  5. Step 5: Solve for x
    x = 31,595,558.76/4,630.20
  6. Step 6: Final answer
    x = 6,823.80

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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.