Home / 2,517.51-3,771.35-1,649.19

Finding the Fourth Proportional to 2,517.51, 3,771.35 and 1,649.19

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Solution

The fourth proportional to 2,517.51, 3,771.35 and 1,649.19 is: 2,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.51 : 3,771.35 = 1,649.19 : x
  2. Step 2: Convert to fraction form
    2,517.51/3,771.35 = 1,649.19/x
  3. Step 3: Cross multiply
    2,517.51x = 3,771.35 × 1,649.19
  4. Step 4: Simplify right side
    2,517.51x = 6,219,672.71
  5. Step 5: Solve for x
    x = 6,219,672.71/2,517.51
  6. Step 6: Final answer
    x = 2,470.57

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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.