Home / 2,585.67-3,849.26-2,570.30

Finding the Fourth Proportional to 2,585.67, 3,849.26 and 2,570.30

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Solution

The fourth proportional to 2,585.67, 3,849.26 and 2,570.30 is: 3,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.67 : 3,849.26 = 2,570.30 : x
  2. Step 2: Convert to fraction form
    2,585.67/3,849.26 = 2,570.30/x
  3. Step 3: Cross multiply
    2,585.67x = 3,849.26 × 2,570.30
  4. Step 4: Simplify right side
    2,585.67x = 9,893,749.79
  5. Step 5: Solve for x
    x = 9,893,749.79/2,585.67
  6. Step 6: Final answer
    x = 3,826.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.