Home / 3,106.04-4,656.42-1,349.72

Finding the Fourth Proportional to 3,106.04, 4,656.42 and 1,349.72

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Solution

The fourth proportional to 3,106.04, 4,656.42 and 1,349.72 is: 2,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.04 : 4,656.42 = 1,349.72 : x
  2. Step 2: Convert to fraction form
    3,106.04/4,656.42 = 1,349.72/x
  3. Step 3: Cross multiply
    3,106.04x = 4,656.42 × 1,349.72
  4. Step 4: Simplify right side
    3,106.04x = 6,284,859.91
  5. Step 5: Solve for x
    x = 6,284,859.91/3,106.04
  6. Step 6: Final answer
    x = 2,023.43

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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.