Home / 3,524.40-5,287.05-1,333.76

Finding the Fourth Proportional to 3,524.40, 5,287.05 and 1,333.76

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Solution

The fourth proportional to 3,524.40, 5,287.05 and 1,333.76 is: 2,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.40 : 5,287.05 = 1,333.76 : x
  2. Step 2: Convert to fraction form
    3,524.40/5,287.05 = 1,333.76/x
  3. Step 3: Cross multiply
    3,524.40x = 5,287.05 × 1,333.76
  4. Step 4: Simplify right side
    3,524.40x = 7,051,629.37
  5. Step 5: Solve for x
    x = 7,051,629.37/3,524.40
  6. Step 6: Final answer
    x = 2,000.80

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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.