Home / 2,527.22-3,486.26-1,478.68

Finding the Fourth Proportional to 2,527.22, 3,486.26 and 1,478.68

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Solution

The fourth proportional to 2,527.22, 3,486.26 and 1,478.68 is: 2,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.22 : 3,486.26 = 1,478.68 : x
  2. Step 2: Convert to fraction form
    2,527.22/3,486.26 = 1,478.68/x
  3. Step 3: Cross multiply
    2,527.22x = 3,486.26 × 1,478.68
  4. Step 4: Simplify right side
    2,527.22x = 5,155,062.94
  5. Step 5: Solve for x
    x = 5,155,062.94/2,527.22
  6. Step 6: Final answer
    x = 2,039.82

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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.