Home / 2,570.60-3,551.82-2,288.36

Finding the Fourth Proportional to 2,570.60, 3,551.82 and 2,288.36

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Solution

The fourth proportional to 2,570.60, 3,551.82 and 2,288.36 is: 3,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.60 : 3,551.82 = 2,288.36 : x
  2. Step 2: Convert to fraction form
    2,570.60/3,551.82 = 2,288.36/x
  3. Step 3: Cross multiply
    2,570.60x = 3,551.82 × 2,288.36
  4. Step 4: Simplify right side
    2,570.60x = 8,127,842.82
  5. Step 5: Solve for x
    x = 8,127,842.82/2,570.60
  6. Step 6: Final answer
    x = 3,161.85

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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.