Home / 4,088.08-5,639.88-2,846.80

Finding the Fourth Proportional to 4,088.08, 5,639.88 and 2,846.80

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Solution

The fourth proportional to 4,088.08, 5,639.88 and 2,846.80 is: 3,927.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.08 : 5,639.88 = 2,846.80 : x
  2. Step 2: Convert to fraction form
    4,088.08/5,639.88 = 2,846.80/x
  3. Step 3: Cross multiply
    4,088.08x = 5,639.88 × 2,846.80
  4. Step 4: Simplify right side
    4,088.08x = 16,055,610.38
  5. Step 5: Solve for x
    x = 16,055,610.38/4,088.08
  6. Step 6: Final answer
    x = 3,927.42

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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.