Home / 3,285.12-4,535.64-2,537.76

Finding the Fourth Proportional to 3,285.12, 4,535.64 and 2,537.76

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Solution

The fourth proportional to 3,285.12, 4,535.64 and 2,537.76 is: 3,503.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.12 : 4,535.64 = 2,537.76 : x
  2. Step 2: Convert to fraction form
    3,285.12/4,535.64 = 2,537.76/x
  3. Step 3: Cross multiply
    3,285.12x = 4,535.64 × 2,537.76
  4. Step 4: Simplify right side
    3,285.12x = 11,510,365.77
  5. Step 5: Solve for x
    x = 11,510,365.77/3,285.12
  6. Step 6: Final answer
    x = 3,503.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.