Home / 4,667.31-6,991.59-2,320.22

Finding the Fourth Proportional to 4,667.31, 6,991.59 and 2,320.22

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Solution

The fourth proportional to 4,667.31, 6,991.59 and 2,320.22 is: 3,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.31 : 6,991.59 = 2,320.22 : x
  2. Step 2: Convert to fraction form
    4,667.31/6,991.59 = 2,320.22/x
  3. Step 3: Cross multiply
    4,667.31x = 6,991.59 × 2,320.22
  4. Step 4: Simplify right side
    4,667.31x = 16,221,991.99
  5. Step 5: Solve for x
    x = 16,221,991.99/4,667.31
  6. Step 6: Final answer
    x = 3,475.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.