Home / 11,242.91-16,862.76-6,178.67

Finding the Fourth Proportional to 11,242.91, 16,862.76 and 6,178.67

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Solution

The fourth proportional to 11,242.91, 16,862.76 and 6,178.67 is: 9,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.91 : 16,862.76 = 6,178.67 : x
  2. Step 2: Convert to fraction form
    11,242.91/16,862.76 = 6,178.67/x
  3. Step 3: Cross multiply
    11,242.91x = 16,862.76 × 6,178.67
  4. Step 4: Simplify right side
    11,242.91x = 104,189,345.02
  5. Step 5: Solve for x
    x = 104,189,345.02/11,242.91
  6. Step 6: Final answer
    x = 9,267.12

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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.