Home / 3,025.79-4,539.56-1,078.14

Finding the Fourth Proportional to 3,025.79, 4,539.56 and 1,078.14

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Solution

The fourth proportional to 3,025.79, 4,539.56 and 1,078.14 is: 1,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.79 : 4,539.56 = 1,078.14 : x
  2. Step 2: Convert to fraction form
    3,025.79/4,539.56 = 1,078.14/x
  3. Step 3: Cross multiply
    3,025.79x = 4,539.56 × 1,078.14
  4. Step 4: Simplify right side
    3,025.79x = 4,894,275.83
  5. Step 5: Solve for x
    x = 4,894,275.83/3,025.79
  6. Step 6: Final answer
    x = 1,617.52

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1.5x scale

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.