Home / 6,823.20-10,234.80-4,854.90

Finding the Fourth Proportional to 6,823.20, 10,234.80 and 4,854.90

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Solution

The fourth proportional to 6,823.20, 10,234.80 and 4,854.90 is: 7,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.20 : 10,234.80 = 4,854.90 : x
  2. Step 2: Convert to fraction form
    6,823.20/10,234.80 = 4,854.90/x
  3. Step 3: Cross multiply
    6,823.20x = 10,234.80 × 4,854.90
  4. Step 4: Simplify right side
    6,823.20x = 49,688,930.52
  5. Step 5: Solve for x
    x = 49,688,930.52/6,823.20
  6. Step 6: Final answer
    x = 7,282.35

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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.