Home / 3,655.56-5,044.65-2,083.64

Finding the Fourth Proportional to 3,655.56, 5,044.65 and 2,083.64

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Solution

The fourth proportional to 3,655.56, 5,044.65 and 2,083.64 is: 2,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.56 : 5,044.65 = 2,083.64 : x
  2. Step 2: Convert to fraction form
    3,655.56/5,044.65 = 2,083.64/x
  3. Step 3: Cross multiply
    3,655.56x = 5,044.65 × 2,083.64
  4. Step 4: Simplify right side
    3,655.56x = 10,511,209.30
  5. Step 5: Solve for x
    x = 10,511,209.30/3,655.56
  6. Step 6: Final answer
    x = 2,875.40

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1.5x scale

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.