Home / 1,845.56-2,546.52-1,285.16

Finding the Fourth Proportional to 1,845.56, 2,546.52 and 1,285.16

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Solution

The fourth proportional to 1,845.56, 2,546.52 and 1,285.16 is: 1,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.56 : 2,546.52 = 1,285.16 : x
  2. Step 2: Convert to fraction form
    1,845.56/2,546.52 = 1,285.16/x
  3. Step 3: Cross multiply
    1,845.56x = 2,546.52 × 1,285.16
  4. Step 4: Simplify right side
    1,845.56x = 3,272,685.64
  5. Step 5: Solve for x
    x = 3,272,685.64/1,845.56
  6. Step 6: Final answer
    x = 1,773.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.