Home / 3,600.09-5,398.85-1,259.46

Finding the Fourth Proportional to 3,600.09, 5,398.85 and 1,259.46

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Solution

The fourth proportional to 3,600.09, 5,398.85 and 1,259.46 is: 1,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.09 : 5,398.85 = 1,259.46 : x
  2. Step 2: Convert to fraction form
    3,600.09/5,398.85 = 1,259.46/x
  3. Step 3: Cross multiply
    3,600.09x = 5,398.85 × 1,259.46
  4. Step 4: Simplify right side
    3,600.09x = 6,799,629.32
  5. Step 5: Solve for x
    x = 6,799,629.32/3,600.09
  6. Step 6: Final answer
    x = 1,888.74

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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.