Home / 5,182.20-7,770.96-1,483.58

Finding the Fourth Proportional to 5,182.20, 7,770.96 and 1,483.58

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Solution

The fourth proportional to 5,182.20, 7,770.96 and 1,483.58 is: 2,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.20 : 7,770.96 = 1,483.58 : x
  2. Step 2: Convert to fraction form
    5,182.20/7,770.96 = 1,483.58/x
  3. Step 3: Cross multiply
    5,182.20x = 7,770.96 × 1,483.58
  4. Step 4: Simplify right side
    5,182.20x = 11,528,860.26
  5. Step 5: Solve for x
    x = 11,528,860.26/5,182.20
  6. Step 6: Final answer
    x = 2,224.70

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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.