Home / 2,555.99-3,527.30-1,436.87

Finding the Fourth Proportional to 2,555.99, 3,527.30 and 1,436.87

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Solution

The fourth proportional to 2,555.99, 3,527.30 and 1,436.87 is: 1,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.99 : 3,527.30 = 1,436.87 : x
  2. Step 2: Convert to fraction form
    2,555.99/3,527.30 = 1,436.87/x
  3. Step 3: Cross multiply
    2,555.99x = 3,527.30 × 1,436.87
  4. Step 4: Simplify right side
    2,555.99x = 5,068,246.73
  5. Step 5: Solve for x
    x = 5,068,246.73/2,555.99
  6. Step 6: Final answer
    x = 1,982.89

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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.