Home / 5,770.83-8,657.08-1,820.75

Finding the Fourth Proportional to 5,770.83, 8,657.08 and 1,820.75

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Solution

The fourth proportional to 5,770.83, 8,657.08 and 1,820.75 is: 2,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.83 : 8,657.08 = 1,820.75 : x
  2. Step 2: Convert to fraction form
    5,770.83/8,657.08 = 1,820.75/x
  3. Step 3: Cross multiply
    5,770.83x = 8,657.08 × 1,820.75
  4. Step 4: Simplify right side
    5,770.83x = 15,762,330.57
  5. Step 5: Solve for x
    x = 15,762,330.57/5,770.83
  6. Step 6: Final answer
    x = 2,731.38

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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.