Home / 1,675.08-2,507.91-1,262.92

Finding the Fourth Proportional to 1,675.08, 2,507.91 and 1,262.92

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Solution

The fourth proportional to 1,675.08, 2,507.91 and 1,262.92 is: 1,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.08 : 2,507.91 = 1,262.92 : x
  2. Step 2: Convert to fraction form
    1,675.08/2,507.91 = 1,262.92/x
  3. Step 3: Cross multiply
    1,675.08x = 2,507.91 × 1,262.92
  4. Step 4: Simplify right side
    1,675.08x = 3,167,289.70
  5. Step 5: Solve for x
    x = 3,167,289.70/1,675.08
  6. Step 6: Final answer
    x = 1,890.83

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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.