Home / 2,246.12-3,100.02-1,658.36

Finding the Fourth Proportional to 2,246.12, 3,100.02 and 1,658.36

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Solution

The fourth proportional to 2,246.12, 3,100.02 and 1,658.36 is: 2,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.12 : 3,100.02 = 1,658.36 : x
  2. Step 2: Convert to fraction form
    2,246.12/3,100.02 = 1,658.36/x
  3. Step 3: Cross multiply
    2,246.12x = 3,100.02 × 1,658.36
  4. Step 4: Simplify right side
    2,246.12x = 5,140,933.67
  5. Step 5: Solve for x
    x = 5,140,933.67/2,246.12
  6. Step 6: Final answer
    x = 2,288.81

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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.