Home / 5,769.03-8,653.56-1,820.66

Finding the Fourth Proportional to 5,769.03, 8,653.56 and 1,820.66

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Solution

The fourth proportional to 5,769.03, 8,653.56 and 1,820.66 is: 2,730.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.03 : 8,653.56 = 1,820.66 : x
  2. Step 2: Convert to fraction form
    5,769.03/8,653.56 = 1,820.66/x
  3. Step 3: Cross multiply
    5,769.03x = 8,653.56 × 1,820.66
  4. Step 4: Simplify right side
    5,769.03x = 15,755,147.28
  5. Step 5: Solve for x
    x = 15,755,147.28/5,769.03
  6. Step 6: Final answer
    x = 2,730.99

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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.