Home / 3,528.12-5,288.54-1,676.46

Finding the Fourth Proportional to 3,528.12, 5,288.54 and 1,676.46

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Solution

The fourth proportional to 3,528.12, 5,288.54 and 1,676.46 is: 2,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.12 : 5,288.54 = 1,676.46 : x
  2. Step 2: Convert to fraction form
    3,528.12/5,288.54 = 1,676.46/x
  3. Step 3: Cross multiply
    3,528.12x = 5,288.54 × 1,676.46
  4. Step 4: Simplify right side
    3,528.12x = 8,866,017.39
  5. Step 5: Solve for x
    x = 8,866,017.39/3,528.12
  6. Step 6: Final answer
    x = 2,512.96

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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.