Home / 1,925.08-2,656.61-1,040.89

Finding the Fourth Proportional to 1,925.08, 2,656.61 and 1,040.89

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Solution

The fourth proportional to 1,925.08, 2,656.61 and 1,040.89 is: 1,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.08 : 2,656.61 = 1,040.89 : x
  2. Step 2: Convert to fraction form
    1,925.08/2,656.61 = 1,040.89/x
  3. Step 3: Cross multiply
    1,925.08x = 2,656.61 × 1,040.89
  4. Step 4: Simplify right side
    1,925.08x = 2,765,230.84
  5. Step 5: Solve for x
    x = 2,765,230.84/1,925.08
  6. Step 6: Final answer
    x = 1,436.43

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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.