Home / 1,854.23-2,558.76-1,057.59

Finding the Fourth Proportional to 1,854.23, 2,558.76 and 1,057.59

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Solution

The fourth proportional to 1,854.23, 2,558.76 and 1,057.59 is: 1,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.23 : 2,558.76 = 1,057.59 : x
  2. Step 2: Convert to fraction form
    1,854.23/2,558.76 = 1,057.59/x
  3. Step 3: Cross multiply
    1,854.23x = 2,558.76 × 1,057.59
  4. Step 4: Simplify right side
    1,854.23x = 2,706,115.02
  5. Step 5: Solve for x
    x = 2,706,115.02/1,854.23
  6. Step 6: Final answer
    x = 1,459.43

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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.