Home / 3,078.32-4,614.40-2,846.63

Finding the Fourth Proportional to 3,078.32, 4,614.40 and 2,846.63

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Solution

The fourth proportional to 3,078.32, 4,614.40 and 2,846.63 is: 4,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.32 : 4,614.40 = 2,846.63 : x
  2. Step 2: Convert to fraction form
    3,078.32/4,614.40 = 2,846.63/x
  3. Step 3: Cross multiply
    3,078.32x = 4,614.40 × 2,846.63
  4. Step 4: Simplify right side
    3,078.32x = 13,135,475.24
  5. Step 5: Solve for x
    x = 13,135,475.24/3,078.32
  6. Step 6: Final answer
    x = 4,267.10

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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.