Home / 1,886.49-2,829.74-587.96

Finding the Fourth Proportional to 1,886.49, 2,829.74 and 587.96

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Solution

The fourth proportional to 1,886.49, 2,829.74 and 587.96 is: 881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886.49 : 2,829.74 = 587.96 : x
  2. Step 2: Convert to fraction form
    1,886.49/2,829.74 = 587.96/x
  3. Step 3: Cross multiply
    1,886.49x = 2,829.74 × 587.96
  4. Step 4: Simplify right side
    1,886.49x = 1,663,773.93
  5. Step 5: Solve for x
    x = 1,663,773.93/1,886.49
  6. Step 6: Final answer
    x = 881.94

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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.