Home / 8,246.14-11,381.72-4,711.40

Finding the Fourth Proportional to 8,246.14, 11,381.72 and 4,711.40

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Solution

The fourth proportional to 8,246.14, 11,381.72 and 4,711.40 is: 6,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.14 : 11,381.72 = 4,711.40 : x
  2. Step 2: Convert to fraction form
    8,246.14/11,381.72 = 4,711.40/x
  3. Step 3: Cross multiply
    8,246.14x = 11,381.72 × 4,711.40
  4. Step 4: Simplify right side
    8,246.14x = 53,623,835.61
  5. Step 5: Solve for x
    x = 53,623,835.61/8,246.14
  6. Step 6: Final answer
    x = 6,502.90

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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.