Home / 11,511.98-17,265.40-4,492.18

Finding the Fourth Proportional to 11,511.98, 17,265.40 and 4,492.18

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Solution

The fourth proportional to 11,511.98, 17,265.40 and 4,492.18 is: 6,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.98 : 17,265.40 = 4,492.18 : x
  2. Step 2: Convert to fraction form
    11,511.98/17,265.40 = 4,492.18/x
  3. Step 3: Cross multiply
    11,511.98x = 17,265.40 × 4,492.18
  4. Step 4: Simplify right side
    11,511.98x = 77,559,284.57
  5. Step 5: Solve for x
    x = 77,559,284.57/11,511.98
  6. Step 6: Final answer
    x = 6,737.27

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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.