Home / 3,054.45-4,579.65-1,106.40

Finding the Fourth Proportional to 3,054.45, 4,579.65 and 1,106.40

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Solution

The fourth proportional to 3,054.45, 4,579.65 and 1,106.40 is: 1,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.45 : 4,579.65 = 1,106.40 : x
  2. Step 2: Convert to fraction form
    3,054.45/4,579.65 = 1,106.40/x
  3. Step 3: Cross multiply
    3,054.45x = 4,579.65 × 1,106.40
  4. Step 4: Simplify right side
    3,054.45x = 5,066,924.76
  5. Step 5: Solve for x
    x = 5,066,924.76/3,054.45
  6. Step 6: Final answer
    x = 1,658.87

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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.