Home / 2,405.13-3,608.22-1,365.63

Finding the Fourth Proportional to 2,405.13, 3,608.22 and 1,365.63

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Solution

The fourth proportional to 2,405.13, 3,608.22 and 1,365.63 is: 2,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.13 : 3,608.22 = 1,365.63 : x
  2. Step 2: Convert to fraction form
    2,405.13/3,608.22 = 1,365.63/x
  3. Step 3: Cross multiply
    2,405.13x = 3,608.22 × 1,365.63
  4. Step 4: Simplify right side
    2,405.13x = 4,927,493.48
  5. Step 5: Solve for x
    x = 4,927,493.48/2,405.13
  6. Step 6: Final answer
    x = 2,048.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.