Home / 11,513.26-17,276.59-4,492.90

Finding the Fourth Proportional to 11,513.26, 17,276.59 and 4,492.90

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Solution

The fourth proportional to 11,513.26, 17,276.59 and 4,492.90 is: 6,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.26 : 17,276.59 = 4,492.90 : x
  2. Step 2: Convert to fraction form
    11,513.26/17,276.59 = 4,492.90/x
  3. Step 3: Cross multiply
    11,513.26x = 17,276.59 × 4,492.90
  4. Step 4: Simplify right side
    11,513.26x = 77,621,980.89
  5. Step 5: Solve for x
    x = 77,621,980.89/11,513.26
  6. Step 6: Final answer
    x = 6,741.97

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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.