Home / 2,492.80-3,740.16-1,336.96

Finding the Fourth Proportional to 2,492.80, 3,740.16 and 1,336.96

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Solution

The fourth proportional to 2,492.80, 3,740.16 and 1,336.96 is: 2,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.80 : 3,740.16 = 1,336.96 : x
  2. Step 2: Convert to fraction form
    2,492.80/3,740.16 = 1,336.96/x
  3. Step 3: Cross multiply
    2,492.80x = 3,740.16 × 1,336.96
  4. Step 4: Simplify right side
    2,492.80x = 5,000,444.31
  5. Step 5: Solve for x
    x = 5,000,444.31/2,492.80
  6. Step 6: Final answer
    x = 2,005.95

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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.