Home / 5,023.60-7,536.48-2,100.40

Finding the Fourth Proportional to 5,023.60, 7,536.48 and 2,100.40

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Solution

The fourth proportional to 5,023.60, 7,536.48 and 2,100.40 is: 3,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.60 : 7,536.48 = 2,100.40 : x
  2. Step 2: Convert to fraction form
    5,023.60/7,536.48 = 2,100.40/x
  3. Step 3: Cross multiply
    5,023.60x = 7,536.48 × 2,100.40
  4. Step 4: Simplify right side
    5,023.60x = 15,829,622.59
  5. Step 5: Solve for x
    x = 15,829,622.59/5,023.60
  6. Step 6: Final answer
    x = 3,151.05

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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.