Home / 4,114.24-6,157.86-3,720.40

Finding the Fourth Proportional to 4,114.24, 6,157.86 and 3,720.40

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Solution

The fourth proportional to 4,114.24, 6,157.86 and 3,720.40 is: 5,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.24 : 6,157.86 = 3,720.40 : x
  2. Step 2: Convert to fraction form
    4,114.24/6,157.86 = 3,720.40/x
  3. Step 3: Cross multiply
    4,114.24x = 6,157.86 × 3,720.40
  4. Step 4: Simplify right side
    4,114.24x = 22,909,702.34
  5. Step 5: Solve for x
    x = 22,909,702.34/4,114.24
  6. Step 6: Final answer
    x = 5,568.39

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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.