Home / 1,952.68-2,695.58-1,245.47

Finding the Fourth Proportional to 1,952.68, 2,695.58 and 1,245.47

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Solution

The fourth proportional to 1,952.68, 2,695.58 and 1,245.47 is: 1,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.68 : 2,695.58 = 1,245.47 : x
  2. Step 2: Convert to fraction form
    1,952.68/2,695.58 = 1,245.47/x
  3. Step 3: Cross multiply
    1,952.68x = 2,695.58 × 1,245.47
  4. Step 4: Simplify right side
    1,952.68x = 3,357,264.02
  5. Step 5: Solve for x
    x = 3,357,264.02/1,952.68
  6. Step 6: Final answer
    x = 1,719.31

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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.