Home / 2,031.56-2,798.70-1,932.74

Finding the Fourth Proportional to 2,031.56, 2,798.70 and 1,932.74

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Solution

The fourth proportional to 2,031.56, 2,798.70 and 1,932.74 is: 2,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.56 : 2,798.70 = 1,932.74 : x
  2. Step 2: Convert to fraction form
    2,031.56/2,798.70 = 1,932.74/x
  3. Step 3: Cross multiply
    2,031.56x = 2,798.70 × 1,932.74
  4. Step 4: Simplify right side
    2,031.56x = 5,409,159.44
  5. Step 5: Solve for x
    x = 5,409,159.44/2,031.56
  6. Step 6: Final answer
    x = 2,662.56

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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.