Home / 2,555.13-3,523.73-1,657.93

Finding the Fourth Proportional to 2,555.13, 3,523.73 and 1,657.93

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Solution

The fourth proportional to 2,555.13, 3,523.73 and 1,657.93 is: 2,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.13 : 3,523.73 = 1,657.93 : x
  2. Step 2: Convert to fraction form
    2,555.13/3,523.73 = 1,657.93/x
  3. Step 3: Cross multiply
    2,555.13x = 3,523.73 × 1,657.93
  4. Step 4: Simplify right side
    2,555.13x = 5,842,097.68
  5. Step 5: Solve for x
    x = 5,842,097.68/2,555.13
  6. Step 6: Final answer
    x = 2,286.42

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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.