Home / 4,999.12-7,492.60-3,762.55

Finding the Fourth Proportional to 4,999.12, 7,492.60 and 3,762.55

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Solution

The fourth proportional to 4,999.12, 7,492.60 and 3,762.55 is: 5,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.12 : 7,492.60 = 3,762.55 : x
  2. Step 2: Convert to fraction form
    4,999.12/7,492.60 = 3,762.55/x
  3. Step 3: Cross multiply
    4,999.12x = 7,492.60 × 3,762.55
  4. Step 4: Simplify right side
    4,999.12x = 28,191,296.20
  5. Step 5: Solve for x
    x = 28,191,296.20/4,999.12
  6. Step 6: Final answer
    x = 5,639.25

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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.