Home / 4,247.12-5,862.02-2,830.83

Finding the Fourth Proportional to 4,247.12, 5,862.02 and 2,830.83

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Solution

The fourth proportional to 4,247.12, 5,862.02 and 2,830.83 is: 3,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.12 : 5,862.02 = 2,830.83 : x
  2. Step 2: Convert to fraction form
    4,247.12/5,862.02 = 2,830.83/x
  3. Step 3: Cross multiply
    4,247.12x = 5,862.02 × 2,830.83
  4. Step 4: Simplify right side
    4,247.12x = 16,594,367.92
  5. Step 5: Solve for x
    x = 16,594,367.92/4,247.12
  6. Step 6: Final answer
    x = 3,907.21

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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.