Home / 3,018.17-4,165.45-2,025.47

Finding the Fourth Proportional to 3,018.17, 4,165.45 and 2,025.47

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Solution

The fourth proportional to 3,018.17, 4,165.45 and 2,025.47 is: 2,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.17 : 4,165.45 = 2,025.47 : x
  2. Step 2: Convert to fraction form
    3,018.17/4,165.45 = 2,025.47/x
  3. Step 3: Cross multiply
    3,018.17x = 4,165.45 × 2,025.47
  4. Step 4: Simplify right side
    3,018.17x = 8,436,968.12
  5. Step 5: Solve for x
    x = 8,436,968.12/3,018.17
  6. Step 6: Final answer
    x = 2,795.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.