Home / 4,742.10-7,113.29-4,201.02

Finding the Fourth Proportional to 4,742.10, 7,113.29 and 4,201.02

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Solution

The fourth proportional to 4,742.10, 7,113.29 and 4,201.02 is: 6,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.10 : 7,113.29 = 4,201.02 : x
  2. Step 2: Convert to fraction form
    4,742.10/7,113.29 = 4,201.02/x
  3. Step 3: Cross multiply
    4,742.10x = 7,113.29 × 4,201.02
  4. Step 4: Simplify right side
    4,742.10x = 29,883,052.55
  5. Step 5: Solve for x
    x = 29,883,052.55/4,742.10
  6. Step 6: Final answer
    x = 6,301.65

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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.