Home / 1,765.36-2,434.68-1,101.52

Finding the Fourth Proportional to 1,765.36, 2,434.68 and 1,101.52

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Solution

The fourth proportional to 1,765.36, 2,434.68 and 1,101.52 is: 1,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.36 : 2,434.68 = 1,101.52 : x
  2. Step 2: Convert to fraction form
    1,765.36/2,434.68 = 1,101.52/x
  3. Step 3: Cross multiply
    1,765.36x = 2,434.68 × 1,101.52
  4. Step 4: Simplify right side
    1,765.36x = 2,681,848.71
  5. Step 5: Solve for x
    x = 2,681,848.71/1,765.36
  6. Step 6: Final answer
    x = 1,519.15

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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.