Home / 6,740.40-10,114.20-3,043.20

Finding the Fourth Proportional to 6,740.40, 10,114.20 and 3,043.20

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Solution

The fourth proportional to 6,740.40, 10,114.20 and 3,043.20 is: 4,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.40 : 10,114.20 = 3,043.20 : x
  2. Step 2: Convert to fraction form
    6,740.40/10,114.20 = 3,043.20/x
  3. Step 3: Cross multiply
    6,740.40x = 10,114.20 × 3,043.20
  4. Step 4: Simplify right side
    6,740.40x = 30,779,533.44
  5. Step 5: Solve for x
    x = 30,779,533.44/6,740.40
  6. Step 6: Final answer
    x = 4,566.43

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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.