Home / 2,343.52-3,515.64-1,112.16

Finding the Fourth Proportional to 2,343.52, 3,515.64 and 1,112.16

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Solution

The fourth proportional to 2,343.52, 3,515.64 and 1,112.16 is: 1,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.52 : 3,515.64 = 1,112.16 : x
  2. Step 2: Convert to fraction form
    2,343.52/3,515.64 = 1,112.16/x
  3. Step 3: Cross multiply
    2,343.52x = 3,515.64 × 1,112.16
  4. Step 4: Simplify right side
    2,343.52x = 3,909,954.18
  5. Step 5: Solve for x
    x = 3,909,954.18/2,343.52
  6. Step 6: Final answer
    x = 1,668.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.