Home / 3,507.21-5,257.53-1,751.13

Finding the Fourth Proportional to 3,507.21, 5,257.53 and 1,751.13

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Solution

The fourth proportional to 3,507.21, 5,257.53 and 1,751.13 is: 2,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.21 : 5,257.53 = 1,751.13 : x
  2. Step 2: Convert to fraction form
    3,507.21/5,257.53 = 1,751.13/x
  3. Step 3: Cross multiply
    3,507.21x = 5,257.53 × 1,751.13
  4. Step 4: Simplify right side
    3,507.21x = 9,206,618.51
  5. Step 5: Solve for x
    x = 9,206,618.51/3,507.21
  6. Step 6: Final answer
    x = 2,625.05

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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.