Home / 3,132.91-4,678.49-2,950.66

Finding the Fourth Proportional to 3,132.91, 4,678.49 and 2,950.66

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Solution

The fourth proportional to 3,132.91, 4,678.49 and 2,950.66 is: 4,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.91 : 4,678.49 = 2,950.66 : x
  2. Step 2: Convert to fraction form
    3,132.91/4,678.49 = 2,950.66/x
  3. Step 3: Cross multiply
    3,132.91x = 4,678.49 × 2,950.66
  4. Step 4: Simplify right side
    3,132.91x = 13,804,606.85
  5. Step 5: Solve for x
    x = 13,804,606.85/3,132.91
  6. Step 6: Final answer
    x = 4,406.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.