Home / 2,615.03-3,608.57-2,406.05

Finding the Fourth Proportional to 2,615.03, 3,608.57 and 2,406.05

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Solution

The fourth proportional to 2,615.03, 3,608.57 and 2,406.05 is: 3,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.03 : 3,608.57 = 2,406.05 : x
  2. Step 2: Convert to fraction form
    2,615.03/3,608.57 = 2,406.05/x
  3. Step 3: Cross multiply
    2,615.03x = 3,608.57 × 2,406.05
  4. Step 4: Simplify right side
    2,615.03x = 8,682,387.82
  5. Step 5: Solve for x
    x = 8,682,387.82/2,615.03
  6. Step 6: Final answer
    x = 3,320.19

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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.