Home / 3,175.01-4,381.54-1,758.71

Finding the Fourth Proportional to 3,175.01, 4,381.54 and 1,758.71

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Solution

The fourth proportional to 3,175.01, 4,381.54 and 1,758.71 is: 2,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.01 : 4,381.54 = 1,758.71 : x
  2. Step 2: Convert to fraction form
    3,175.01/4,381.54 = 1,758.71/x
  3. Step 3: Cross multiply
    3,175.01x = 4,381.54 × 1,758.71
  4. Step 4: Simplify right side
    3,175.01x = 7,705,880.20
  5. Step 5: Solve for x
    x = 7,705,880.20/3,175.01
  6. Step 6: Final answer
    x = 2,427.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.