Home / 3,222.56-4,833.92-1,490.08

Finding the Fourth Proportional to 3,222.56, 4,833.92 and 1,490.08

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Solution

The fourth proportional to 3,222.56, 4,833.92 and 1,490.08 is: 2,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.56 : 4,833.92 = 1,490.08 : x
  2. Step 2: Convert to fraction form
    3,222.56/4,833.92 = 1,490.08/x
  3. Step 3: Cross multiply
    3,222.56x = 4,833.92 × 1,490.08
  4. Step 4: Simplify right side
    3,222.56x = 7,202,927.51
  5. Step 5: Solve for x
    x = 7,202,927.51/3,222.56
  6. Step 6: Final answer
    x = 2,235.16

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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.