Home / 1,236.60-1,844.47-1,051.92

Finding the Fourth Proportional to 1,236.60, 1,844.47 and 1,051.92

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Solution

The fourth proportional to 1,236.60, 1,844.47 and 1,051.92 is: 1,569.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236.60 : 1,844.47 = 1,051.92 : x
  2. Step 2: Convert to fraction form
    1,236.60/1,844.47 = 1,051.92/x
  3. Step 3: Cross multiply
    1,236.60x = 1,844.47 × 1,051.92
  4. Step 4: Simplify right side
    1,236.60x = 1,940,234.88
  5. Step 5: Solve for x
    x = 1,940,234.88/1,236.60
  6. Step 6: Final answer
    x = 1,569.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.