Home / 1,800.14-2,484.22-1,054.54

Finding the Fourth Proportional to 1,800.14, 2,484.22 and 1,054.54

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Solution

The fourth proportional to 1,800.14, 2,484.22 and 1,054.54 is: 1,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.14 : 2,484.22 = 1,054.54 : x
  2. Step 2: Convert to fraction form
    1,800.14/2,484.22 = 1,054.54/x
  3. Step 3: Cross multiply
    1,800.14x = 2,484.22 × 1,054.54
  4. Step 4: Simplify right side
    1,800.14x = 2,619,709.36
  5. Step 5: Solve for x
    x = 2,619,709.36/1,800.14
  6. Step 6: Final answer
    x = 1,455.28

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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.