Home / 1,925.58-2,656.64-1,086.18

Finding the Fourth Proportional to 1,925.58, 2,656.64 and 1,086.18

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Solution

The fourth proportional to 1,925.58, 2,656.64 and 1,086.18 is: 1,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.58 : 2,656.64 = 1,086.18 : x
  2. Step 2: Convert to fraction form
    1,925.58/2,656.64 = 1,086.18/x
  3. Step 3: Cross multiply
    1,925.58x = 2,656.64 × 1,086.18
  4. Step 4: Simplify right side
    1,925.58x = 2,885,589.24
  5. Step 5: Solve for x
    x = 2,885,589.24/1,925.58
  6. Step 6: Final answer
    x = 1,498.56

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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.