Home / 2,714.30-4,080.45-2,357.90

Finding the Fourth Proportional to 2,714.30, 4,080.45 and 2,357.90

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Solution

The fourth proportional to 2,714.30, 4,080.45 and 2,357.90 is: 3,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.30 : 4,080.45 = 2,357.90 : x
  2. Step 2: Convert to fraction form
    2,714.30/4,080.45 = 2,357.90/x
  3. Step 3: Cross multiply
    2,714.30x = 4,080.45 × 2,357.90
  4. Step 4: Simplify right side
    2,714.30x = 9,621,293.06
  5. Step 5: Solve for x
    x = 9,621,293.06/2,714.30
  6. Step 6: Final answer
    x = 3,544.67

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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.