Home / 5,025.60-7,539.48-2,102.40

Finding the Fourth Proportional to 5,025.60, 7,539.48 and 2,102.40

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Solution

The fourth proportional to 5,025.60, 7,539.48 and 2,102.40 is: 3,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.60 : 7,539.48 = 2,102.40 : x
  2. Step 2: Convert to fraction form
    5,025.60/7,539.48 = 2,102.40/x
  3. Step 3: Cross multiply
    5,025.60x = 7,539.48 × 2,102.40
  4. Step 4: Simplify right side
    5,025.60x = 15,851,002.75
  5. Step 5: Solve for x
    x = 15,851,002.75/5,025.60
  6. Step 6: Final answer
    x = 3,154.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.