Home / 1,485.07-2,224.85-1,073.18

Finding the Fourth Proportional to 1,485.07, 2,224.85 and 1,073.18

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Solution

The fourth proportional to 1,485.07, 2,224.85 and 1,073.18 is: 1,607.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.07 : 2,224.85 = 1,073.18 : x
  2. Step 2: Convert to fraction form
    1,485.07/2,224.85 = 1,073.18/x
  3. Step 3: Cross multiply
    1,485.07x = 2,224.85 × 1,073.18
  4. Step 4: Simplify right side
    1,485.07x = 2,387,670.76
  5. Step 5: Solve for x
    x = 2,387,670.76/1,485.07
  6. Step 6: Final answer
    x = 1,607.79

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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.