Home / 2,555.03-3,523.61-1,657.84

Finding the Fourth Proportional to 2,555.03, 3,523.61 and 1,657.84

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Solution

The fourth proportional to 2,555.03, 3,523.61 and 1,657.84 is: 2,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.03 : 3,523.61 = 1,657.84 : x
  2. Step 2: Convert to fraction form
    2,555.03/3,523.61 = 1,657.84/x
  3. Step 3: Cross multiply
    2,555.03x = 3,523.61 × 1,657.84
  4. Step 4: Simplify right side
    2,555.03x = 5,841,555.70
  5. Step 5: Solve for x
    x = 5,841,555.70/2,555.03
  6. Step 6: Final answer
    x = 2,286.30

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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.