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Finding the Fourth Proportional to 4,276.40, 6,183.50 and 4,276.40

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Solution

The fourth proportional to 4,276.40, 6,183.50 and 4,276.40 is: 6,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.40 : 6,183.50 = 4,276.40 : x
  2. Step 2: Convert to fraction form
    4,276.40/6,183.50 = 4,276.40/x
  3. Step 3: Cross multiply
    4,276.40x = 6,183.50 × 4,276.40
  4. Step 4: Simplify right side
    4,276.40x = 26,443,119.40
  5. Step 5: Solve for x
    x = 26,443,119.40/4,276.40
  6. Step 6: Final answer
    x = 6,183.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.