Home / 1,917.44-2,877.60-1,537.28

Finding the Fourth Proportional to 1,917.44, 2,877.60 and 1,537.28

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Solution

The fourth proportional to 1,917.44, 2,877.60 and 1,537.28 is: 2,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917.44 : 2,877.60 = 1,537.28 : x
  2. Step 2: Convert to fraction form
    1,917.44/2,877.60 = 1,537.28/x
  3. Step 3: Cross multiply
    1,917.44x = 2,877.60 × 1,537.28
  4. Step 4: Simplify right side
    1,917.44x = 4,423,676.93
  5. Step 5: Solve for x
    x = 4,423,676.93/1,917.44
  6. Step 6: Final answer
    x = 2,307.07

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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.