Home / 2,416.86-3,620.03-1,492.65

Finding the Fourth Proportional to 2,416.86, 3,620.03 and 1,492.65

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Solution

The fourth proportional to 2,416.86, 3,620.03 and 1,492.65 is: 2,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.86 : 3,620.03 = 1,492.65 : x
  2. Step 2: Convert to fraction form
    2,416.86/3,620.03 = 1,492.65/x
  3. Step 3: Cross multiply
    2,416.86x = 3,620.03 × 1,492.65
  4. Step 4: Simplify right side
    2,416.86x = 5,403,430.32
  5. Step 5: Solve for x
    x = 5,403,430.32/2,416.86
  6. Step 6: Final answer
    x = 2,235.72

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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.