Home / 3,507.26-5,256.35-1,424.83

Finding the Fourth Proportional to 3,507.26, 5,256.35 and 1,424.83

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Solution

The fourth proportional to 3,507.26, 5,256.35 and 1,424.83 is: 2,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.26 : 5,256.35 = 1,424.83 : x
  2. Step 2: Convert to fraction form
    3,507.26/5,256.35 = 1,424.83/x
  3. Step 3: Cross multiply
    3,507.26x = 5,256.35 × 1,424.83
  4. Step 4: Simplify right side
    3,507.26x = 7,489,405.17
  5. Step 5: Solve for x
    x = 7,489,405.17/3,507.26
  6. Step 6: Final answer
    x = 2,135.40

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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.