Home / 3,613.41-4,985.69-2,040.93

Finding the Fourth Proportional to 3,613.41, 4,985.69 and 2,040.93

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Solution

The fourth proportional to 3,613.41, 4,985.69 and 2,040.93 is: 2,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.41 : 4,985.69 = 2,040.93 : x
  2. Step 2: Convert to fraction form
    3,613.41/4,985.69 = 2,040.93/x
  3. Step 3: Cross multiply
    3,613.41x = 4,985.69 × 2,040.93
  4. Step 4: Simplify right side
    3,613.41x = 10,175,434.09
  5. Step 5: Solve for x
    x = 10,175,434.09/3,613.41
  6. Step 6: Final answer
    x = 2,816.02

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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.