Home / 3,055.20-4,579.20-1,106.16

Finding the Fourth Proportional to 3,055.20, 4,579.20 and 1,106.16

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Solution

The fourth proportional to 3,055.20, 4,579.20 and 1,106.16 is: 1,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.20 : 4,579.20 = 1,106.16 : x
  2. Step 2: Convert to fraction form
    3,055.20/4,579.20 = 1,106.16/x
  3. Step 3: Cross multiply
    3,055.20x = 4,579.20 × 1,106.16
  4. Step 4: Simplify right side
    3,055.20x = 5,065,327.87
  5. Step 5: Solve for x
    x = 5,065,327.87/3,055.20
  6. Step 6: Final answer
    x = 1,657.94

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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.