Home / 3,488.14-4,813.02-2,090.92

Finding the Fourth Proportional to 3,488.14, 4,813.02 and 2,090.92

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Solution

The fourth proportional to 3,488.14, 4,813.02 and 2,090.92 is: 2,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.14 : 4,813.02 = 2,090.92 : x
  2. Step 2: Convert to fraction form
    3,488.14/4,813.02 = 2,090.92/x
  3. Step 3: Cross multiply
    3,488.14x = 4,813.02 × 2,090.92
  4. Step 4: Simplify right side
    3,488.14x = 10,063,639.78
  5. Step 5: Solve for x
    x = 10,063,639.78/3,488.14
  6. Step 6: Final answer
    x = 2,885.10

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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.