Home / 2,824.60-4,237.35-1,180.30

Finding the Fourth Proportional to 2,824.60, 4,237.35 and 1,180.30

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Solution

The fourth proportional to 2,824.60, 4,237.35 and 1,180.30 is: 1,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.60 : 4,237.35 = 1,180.30 : x
  2. Step 2: Convert to fraction form
    2,824.60/4,237.35 = 1,180.30/x
  3. Step 3: Cross multiply
    2,824.60x = 4,237.35 × 1,180.30
  4. Step 4: Simplify right side
    2,824.60x = 5,001,344.21
  5. Step 5: Solve for x
    x = 5,001,344.21/2,824.60
  6. Step 6: Final answer
    x = 1,770.64

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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.