Home / 4,208.90-5,808.02-2,320.38

Finding the Fourth Proportional to 4,208.90, 5,808.02 and 2,320.38

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Solution

The fourth proportional to 4,208.90, 5,808.02 and 2,320.38 is: 3,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.90 : 5,808.02 = 2,320.38 : x
  2. Step 2: Convert to fraction form
    4,208.90/5,808.02 = 2,320.38/x
  3. Step 3: Cross multiply
    4,208.90x = 5,808.02 × 2,320.38
  4. Step 4: Simplify right side
    4,208.90x = 13,476,813.45
  5. Step 5: Solve for x
    x = 13,476,813.45/4,208.90
  6. Step 6: Final answer
    x = 3,201.98

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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.