Home / 1,800.69-2,484.75-1,054.14

Finding the Fourth Proportional to 1,800.69, 2,484.75 and 1,054.14

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Solution

The fourth proportional to 1,800.69, 2,484.75 and 1,054.14 is: 1,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.69 : 2,484.75 = 1,054.14 : x
  2. Step 2: Convert to fraction form
    1,800.69/2,484.75 = 1,054.14/x
  3. Step 3: Cross multiply
    1,800.69x = 2,484.75 × 1,054.14
  4. Step 4: Simplify right side
    1,800.69x = 2,619,274.37
  5. Step 5: Solve for x
    x = 2,619,274.37/1,800.69
  6. Step 6: Final answer
    x = 1,454.59

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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.