Home / 1,460.15-2,199.31-1,331.09

Finding the Fourth Proportional to 1,460.15, 2,199.31 and 1,331.09

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Solution

The fourth proportional to 1,460.15, 2,199.31 and 1,331.09 is: 2,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.15 : 2,199.31 = 1,331.09 : x
  2. Step 2: Convert to fraction form
    1,460.15/2,199.31 = 1,331.09/x
  3. Step 3: Cross multiply
    1,460.15x = 2,199.31 × 1,331.09
  4. Step 4: Simplify right side
    1,460.15x = 2,927,472.89
  5. Step 5: Solve for x
    x = 2,927,472.89/1,460.15
  6. Step 6: Final answer
    x = 2,004.91

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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.