Home / 1,500.30-2,260.47-1,382.22

Finding the Fourth Proportional to 1,500.30, 2,260.47 and 1,382.22

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Solution

The fourth proportional to 1,500.30, 2,260.47 and 1,382.22 is: 2,082.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.30 : 2,260.47 = 1,382.22 : x
  2. Step 2: Convert to fraction form
    1,500.30/2,260.47 = 1,382.22/x
  3. Step 3: Cross multiply
    1,500.30x = 2,260.47 × 1,382.22
  4. Step 4: Simplify right side
    1,500.30x = 3,124,466.84
  5. Step 5: Solve for x
    x = 3,124,466.84/1,500.30
  6. Step 6: Final answer
    x = 2,082.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.