Home / 2,513.88-3,771.64-1,053.44

Finding the Fourth Proportional to 2,513.88, 3,771.64 and 1,053.44

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Solution

The fourth proportional to 2,513.88, 3,771.64 and 1,053.44 is: 1,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.88 : 3,771.64 = 1,053.44 : x
  2. Step 2: Convert to fraction form
    2,513.88/3,771.64 = 1,053.44/x
  3. Step 3: Cross multiply
    2,513.88x = 3,771.64 × 1,053.44
  4. Step 4: Simplify right side
    2,513.88x = 3,973,196.44
  5. Step 5: Solve for x
    x = 3,973,196.44/2,513.88
  6. Step 6: Final answer
    x = 1,580.50

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1.5x scale

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.