Home / 5,675.49-8,514.60-1,779.90

Finding the Fourth Proportional to 5,675.49, 8,514.60 and 1,779.90

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Solution

The fourth proportional to 5,675.49, 8,514.60 and 1,779.90 is: 2,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.49 : 8,514.60 = 1,779.90 : x
  2. Step 2: Convert to fraction form
    5,675.49/8,514.60 = 1,779.90/x
  3. Step 3: Cross multiply
    5,675.49x = 8,514.60 × 1,779.90
  4. Step 4: Simplify right side
    5,675.49x = 15,155,097.94
  5. Step 5: Solve for x
    x = 15,155,097.94/5,675.49
  6. Step 6: Final answer
    x = 2,670.27

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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.