Home / 4,101.58-5,658.51-2,860.30

Finding the Fourth Proportional to 4,101.58, 5,658.51 and 2,860.30

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Solution

The fourth proportional to 4,101.58, 5,658.51 and 2,860.30 is: 3,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.58 : 5,658.51 = 2,860.30 : x
  2. Step 2: Convert to fraction form
    4,101.58/5,658.51 = 2,860.30/x
  3. Step 3: Cross multiply
    4,101.58x = 5,658.51 × 2,860.30
  4. Step 4: Simplify right side
    4,101.58x = 16,185,036.15
  5. Step 5: Solve for x
    x = 16,185,036.15/4,101.58
  6. Step 6: Final answer
    x = 3,946.05

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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.