Home / 5,675.23-8,512.85-1,779.94

Finding the Fourth Proportional to 5,675.23, 8,512.85 and 1,779.94

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Solution

The fourth proportional to 5,675.23, 8,512.85 and 1,779.94 is: 2,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.23 : 8,512.85 = 1,779.94 : x
  2. Step 2: Convert to fraction form
    5,675.23/8,512.85 = 1,779.94/x
  3. Step 3: Cross multiply
    5,675.23x = 8,512.85 × 1,779.94
  4. Step 4: Simplify right side
    5,675.23x = 15,152,332.05
  5. Step 5: Solve for x
    x = 15,152,332.05/5,675.23
  6. Step 6: Final answer
    x = 2,669.91

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Similar ratio
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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.