Home / 1,955.15-2,932.61-568.45

Finding the Fourth Proportional to 1,955.15, 2,932.61 and 568.45

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Solution

The fourth proportional to 1,955.15, 2,932.61 and 568.45 is: 852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.15 : 2,932.61 = 568.45 : x
  2. Step 2: Convert to fraction form
    1,955.15/2,932.61 = 568.45/x
  3. Step 3: Cross multiply
    1,955.15x = 2,932.61 × 568.45
  4. Step 4: Simplify right side
    1,955.15x = 1,667,031.98
  5. Step 5: Solve for x
    x = 1,667,031.98/1,955.15
  6. Step 6: Final answer
    x = 852.64

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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.