Home / 8,246.81-12,370.35-2,403.74

Finding the Fourth Proportional to 8,246.81, 12,370.35 and 2,403.74

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Solution

The fourth proportional to 8,246.81, 12,370.35 and 2,403.74 is: 3,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.81 : 12,370.35 = 2,403.74 : x
  2. Step 2: Convert to fraction form
    8,246.81/12,370.35 = 2,403.74/x
  3. Step 3: Cross multiply
    8,246.81x = 12,370.35 × 2,403.74
  4. Step 4: Simplify right side
    8,246.81x = 29,735,105.11
  5. Step 5: Solve for x
    x = 29,735,105.11/8,246.81
  6. Step 6: Final answer
    x = 3,605.65

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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.