Home / 4,081.95-5,631.93-2,313.50

Finding the Fourth Proportional to 4,081.95, 5,631.93 and 2,313.50

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Solution

The fourth proportional to 4,081.95, 5,631.93 and 2,313.50 is: 3,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.95 : 5,631.93 = 2,313.50 : x
  2. Step 2: Convert to fraction form
    4,081.95/5,631.93 = 2,313.50/x
  3. Step 3: Cross multiply
    4,081.95x = 5,631.93 × 2,313.50
  4. Step 4: Simplify right side
    4,081.95x = 13,029,441.90
  5. Step 5: Solve for x
    x = 13,029,441.90/4,081.95
  6. Step 6: Final answer
    x = 3,191.97

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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.