Home / 3,175.20-4,757.52-3,055.32

Finding the Fourth Proportional to 3,175.20, 4,757.52 and 3,055.32

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Solution

The fourth proportional to 3,175.20, 4,757.52 and 3,055.32 is: 4,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.20 : 4,757.52 = 3,055.32 : x
  2. Step 2: Convert to fraction form
    3,175.20/4,757.52 = 3,055.32/x
  3. Step 3: Cross multiply
    3,175.20x = 4,757.52 × 3,055.32
  4. Step 4: Simplify right side
    3,175.20x = 14,535,746.01
  5. Step 5: Solve for x
    x = 14,535,746.01/3,175.20
  6. Step 6: Final answer
    x = 4,577.90

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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.