Home / 5,675.73-8,514.45-1,779.75

Finding the Fourth Proportional to 5,675.73, 8,514.45 and 1,779.75

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Solution

The fourth proportional to 5,675.73, 8,514.45 and 1,779.75 is: 2,669.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.73 : 8,514.45 = 1,779.75 : x
  2. Step 2: Convert to fraction form
    5,675.73/8,514.45 = 1,779.75/x
  3. Step 3: Cross multiply
    5,675.73x = 8,514.45 × 1,779.75
  4. Step 4: Simplify right side
    5,675.73x = 15,153,592.39
  5. Step 5: Solve for x
    x = 15,153,592.39/5,675.73
  6. Step 6: Final answer
    x = 2,669.89

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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.