Home / 5,492.86-7,578.33-3,102.50

Finding the Fourth Proportional to 5,492.86, 7,578.33 and 3,102.50

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Solution

The fourth proportional to 5,492.86, 7,578.33 and 3,102.50 is: 4,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.86 : 7,578.33 = 3,102.50 : x
  2. Step 2: Convert to fraction form
    5,492.86/7,578.33 = 3,102.50/x
  3. Step 3: Cross multiply
    5,492.86x = 7,578.33 × 3,102.50
  4. Step 4: Simplify right side
    5,492.86x = 23,511,802.31
  5. Step 5: Solve for x
    x = 23,511,802.31/5,492.86
  6. Step 6: Final answer
    x = 4,280.43

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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.