Home / 11,330.63-15,636.38-6,294.86

Finding the Fourth Proportional to 11,330.63, 15,636.38 and 6,294.86

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Solution

The fourth proportional to 11,330.63, 15,636.38 and 6,294.86 is: 8,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.63 : 15,636.38 = 6,294.86 : x
  2. Step 2: Convert to fraction form
    11,330.63/15,636.38 = 6,294.86/x
  3. Step 3: Cross multiply
    11,330.63x = 15,636.38 × 6,294.86
  4. Step 4: Simplify right side
    11,330.63x = 98,428,771.99
  5. Step 5: Solve for x
    x = 98,428,771.99/11,330.63
  6. Step 6: Final answer
    x = 8,686.96

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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.