Home / 4,492.23-6,740.86-1,861.68

Finding the Fourth Proportional to 4,492.23, 6,740.86 and 1,861.68

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Solution

The fourth proportional to 4,492.23, 6,740.86 and 1,861.68 is: 2,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.23 : 6,740.86 = 1,861.68 : x
  2. Step 2: Convert to fraction form
    4,492.23/6,740.86 = 1,861.68/x
  3. Step 3: Cross multiply
    4,492.23x = 6,740.86 × 1,861.68
  4. Step 4: Simplify right side
    4,492.23x = 12,549,345.74
  5. Step 5: Solve for x
    x = 12,549,345.74/4,492.23
  6. Step 6: Final answer
    x = 2,793.56

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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.