Home / 8,269.41-11,417.74-5,086.99

Finding the Fourth Proportional to 8,269.41, 11,417.74 and 5,086.99

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Solution

The fourth proportional to 8,269.41, 11,417.74 and 5,086.99 is: 7,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.41 : 11,417.74 = 5,086.99 : x
  2. Step 2: Convert to fraction form
    8,269.41/11,417.74 = 5,086.99/x
  3. Step 3: Cross multiply
    8,269.41x = 11,417.74 × 5,086.99
  4. Step 4: Simplify right side
    8,269.41x = 58,081,872.11
  5. Step 5: Solve for x
    x = 58,081,872.11/8,269.41
  6. Step 6: Final answer
    x = 7,023.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.