Home / 2,516.12-3,774.30-1,345.64

Finding the Fourth Proportional to 2,516.12, 3,774.30 and 1,345.64

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Solution

The fourth proportional to 2,516.12, 3,774.30 and 1,345.64 is: 2,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.12 : 3,774.30 = 1,345.64 : x
  2. Step 2: Convert to fraction form
    2,516.12/3,774.30 = 1,345.64/x
  3. Step 3: Cross multiply
    2,516.12x = 3,774.30 × 1,345.64
  4. Step 4: Simplify right side
    2,516.12x = 5,078,849.05
  5. Step 5: Solve for x
    x = 5,078,849.05/2,516.12
  6. Step 6: Final answer
    x = 2,018.52

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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.