Home / 4,081.98-5,633.07-2,289.45

Finding the Fourth Proportional to 4,081.98, 5,633.07 and 2,289.45

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Solution

The fourth proportional to 4,081.98, 5,633.07 and 2,289.45 is: 3,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.98 : 5,633.07 = 2,289.45 : x
  2. Step 2: Convert to fraction form
    4,081.98/5,633.07 = 2,289.45/x
  3. Step 3: Cross multiply
    4,081.98x = 5,633.07 × 2,289.45
  4. Step 4: Simplify right side
    4,081.98x = 12,896,606.58
  5. Step 5: Solve for x
    x = 12,896,606.58/4,081.98
  6. Step 6: Final answer
    x = 3,159.40

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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.