Home / 5,057.20-7,586.07-1,770.76

Finding the Fourth Proportional to 5,057.20, 7,586.07 and 1,770.76

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Solution

The fourth proportional to 5,057.20, 7,586.07 and 1,770.76 is: 2,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.20 : 7,586.07 = 1,770.76 : x
  2. Step 2: Convert to fraction form
    5,057.20/7,586.07 = 1,770.76/x
  3. Step 3: Cross multiply
    5,057.20x = 7,586.07 × 1,770.76
  4. Step 4: Simplify right side
    5,057.20x = 13,433,109.31
  5. Step 5: Solve for x
    x = 13,433,109.31/5,057.20
  6. Step 6: Final answer
    x = 2,656.23

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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.