Home / 3,655.45-5,044.47-2,083.57

Finding the Fourth Proportional to 3,655.45, 5,044.47 and 2,083.57

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Solution

The fourth proportional to 3,655.45, 5,044.47 and 2,083.57 is: 2,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.45 : 5,044.47 = 2,083.57 : x
  2. Step 2: Convert to fraction form
    3,655.45/5,044.47 = 2,083.57/x
  3. Step 3: Cross multiply
    3,655.45x = 5,044.47 × 2,083.57
  4. Step 4: Simplify right side
    3,655.45x = 10,510,506.36
  5. Step 5: Solve for x
    x = 10,510,506.36/3,655.45
  6. Step 6: Final answer
    x = 2,875.30

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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.