Home / 2,900.66-4,329.98-2,550.35

Finding the Fourth Proportional to 2,900.66, 4,329.98 and 2,550.35

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Solution

The fourth proportional to 2,900.66, 4,329.98 and 2,550.35 is: 3,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.66 : 4,329.98 = 2,550.35 : x
  2. Step 2: Convert to fraction form
    2,900.66/4,329.98 = 2,550.35/x
  3. Step 3: Cross multiply
    2,900.66x = 4,329.98 × 2,550.35
  4. Step 4: Simplify right side
    2,900.66x = 11,042,930.09
  5. Step 5: Solve for x
    x = 11,042,930.09/2,900.66
  6. Step 6: Final answer
    x = 3,807.05

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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.