Home / 3,222.51-4,448.96-2,475.01

Finding the Fourth Proportional to 3,222.51, 4,448.96 and 2,475.01

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Solution

The fourth proportional to 3,222.51, 4,448.96 and 2,475.01 is: 3,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.51 : 4,448.96 = 2,475.01 : x
  2. Step 2: Convert to fraction form
    3,222.51/4,448.96 = 2,475.01/x
  3. Step 3: Cross multiply
    3,222.51x = 4,448.96 × 2,475.01
  4. Step 4: Simplify right side
    3,222.51x = 11,011,220.49
  5. Step 5: Solve for x
    x = 11,011,220.49/3,222.51
  6. Step 6: Final answer
    x = 3,416.97

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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.