Home / 2,507.12-3,459.96-1,575.92

Finding the Fourth Proportional to 2,507.12, 3,459.96 and 1,575.92

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Solution

The fourth proportional to 2,507.12, 3,459.96 and 1,575.92 is: 2,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.12 : 3,459.96 = 1,575.92 : x
  2. Step 2: Convert to fraction form
    2,507.12/3,459.96 = 1,575.92/x
  3. Step 3: Cross multiply
    2,507.12x = 3,459.96 × 1,575.92
  4. Step 4: Simplify right side
    2,507.12x = 5,452,620.16
  5. Step 5: Solve for x
    x = 5,452,620.16/2,507.12
  6. Step 6: Final answer
    x = 2,174.85

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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.