Home / 2,645.12-3,650.48-1,597.20

Finding the Fourth Proportional to 2,645.12, 3,650.48 and 1,597.20

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Solution

The fourth proportional to 2,645.12, 3,650.48 and 1,597.20 is: 2,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.12 : 3,650.48 = 1,597.20 : x
  2. Step 2: Convert to fraction form
    2,645.12/3,650.48 = 1,597.20/x
  3. Step 3: Cross multiply
    2,645.12x = 3,650.48 × 1,597.20
  4. Step 4: Simplify right side
    2,645.12x = 5,830,546.66
  5. Step 5: Solve for x
    x = 5,830,546.66/2,645.12
  6. Step 6: Final answer
    x = 2,204.27

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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.