Home / 3,031.66-4,182.33-1,852.51

Finding the Fourth Proportional to 3,031.66, 4,182.33 and 1,852.51

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Solution

The fourth proportional to 3,031.66, 4,182.33 and 1,852.51 is: 2,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.66 : 4,182.33 = 1,852.51 : x
  2. Step 2: Convert to fraction form
    3,031.66/4,182.33 = 1,852.51/x
  3. Step 3: Cross multiply
    3,031.66x = 4,182.33 × 1,852.51
  4. Step 4: Simplify right side
    3,031.66x = 7,747,808.15
  5. Step 5: Solve for x
    x = 7,747,808.15/3,031.66
  6. Step 6: Final answer
    x = 2,555.63

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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.