Home / 1,530.06-2,112.36-1,110

Finding the Fourth Proportional to 1,530.06, 2,112.36 and 1,110

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Solution

The fourth proportional to 1,530.06, 2,112.36 and 1,110 is: 1,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.06 : 2,112.36 = 1,110 : x
  2. Step 2: Convert to fraction form
    1,530.06/2,112.36 = 1,110/x
  3. Step 3: Cross multiply
    1,530.06x = 2,112.36 × 1,110
  4. Step 4: Simplify right side
    1,530.06x = 2,344,719.60
  5. Step 5: Solve for x
    x = 2,344,719.60/1,530.06
  6. Step 6: Final answer
    x = 1,532.44

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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.