Home / 2,507.68-3,459.09-1,611.12

Finding the Fourth Proportional to 2,507.68, 3,459.09 and 1,611.12

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Solution

The fourth proportional to 2,507.68, 3,459.09 and 1,611.12 is: 2,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.68 : 3,459.09 = 1,611.12 : x
  2. Step 2: Convert to fraction form
    2,507.68/3,459.09 = 1,611.12/x
  3. Step 3: Cross multiply
    2,507.68x = 3,459.09 × 1,611.12
  4. Step 4: Simplify right side
    2,507.68x = 5,573,009.08
  5. Step 5: Solve for x
    x = 5,573,009.08/2,507.68
  6. Step 6: Final answer
    x = 2,222.38

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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.