Home / 12,416.48-17,134.70-6,751.26

Finding the Fourth Proportional to 12,416.48, 17,134.70 and 6,751.26

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Solution

The fourth proportional to 12,416.48, 17,134.70 and 6,751.26 is: 9,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.48 : 17,134.70 = 6,751.26 : x
  2. Step 2: Convert to fraction form
    12,416.48/17,134.70 = 6,751.26/x
  3. Step 3: Cross multiply
    12,416.48x = 17,134.70 × 6,751.26
  4. Step 4: Simplify right side
    12,416.48x = 115,680,814.72
  5. Step 5: Solve for x
    x = 115,680,814.72/12,416.48
  6. Step 6: Final answer
    x = 9,316.72

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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.