Home / 3,043.90-4,200.51-1,717.66

Finding the Fourth Proportional to 3,043.90, 4,200.51 and 1,717.66

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Solution

The fourth proportional to 3,043.90, 4,200.51 and 1,717.66 is: 2,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.90 : 4,200.51 = 1,717.66 : x
  2. Step 2: Convert to fraction form
    3,043.90/4,200.51 = 1,717.66/x
  3. Step 3: Cross multiply
    3,043.90x = 4,200.51 × 1,717.66
  4. Step 4: Simplify right side
    3,043.90x = 7,215,048.01
  5. Step 5: Solve for x
    x = 7,215,048.01/3,043.90
  6. Step 6: Final answer
    x = 2,370.33

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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.