Home / 5,025.52-7,539.34-1,515.79

Finding the Fourth Proportional to 5,025.52, 7,539.34 and 1,515.79

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Solution

The fourth proportional to 5,025.52, 7,539.34 and 1,515.79 is: 2,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.52 : 7,539.34 = 1,515.79 : x
  2. Step 2: Convert to fraction form
    5,025.52/7,539.34 = 1,515.79/x
  3. Step 3: Cross multiply
    5,025.52x = 7,539.34 × 1,515.79
  4. Step 4: Simplify right side
    5,025.52x = 11,428,056.18
  5. Step 5: Solve for x
    x = 11,428,056.18/5,025.52
  6. Step 6: Final answer
    x = 2,274.00

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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.