Home / 1,460.40-2,187.48-1,359.12

Finding the Fourth Proportional to 1,460.40, 2,187.48 and 1,359.12

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Solution

The fourth proportional to 1,460.40, 2,187.48 and 1,359.12 is: 2,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.40 : 2,187.48 = 1,359.12 : x
  2. Step 2: Convert to fraction form
    1,460.40/2,187.48 = 1,359.12/x
  3. Step 3: Cross multiply
    1,460.40x = 2,187.48 × 1,359.12
  4. Step 4: Simplify right side
    1,460.40x = 2,973,047.82
  5. Step 5: Solve for x
    x = 2,973,047.82/1,460.40
  6. Step 6: Final answer
    x = 2,035.78

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