Home / 1,402.26-1,935.54-1,332.60

Finding the Fourth Proportional to 1,402.26, 1,935.54 and 1,332.60

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Solution

The fourth proportional to 1,402.26, 1,935.54 and 1,332.60 is: 1,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402.26 : 1,935.54 = 1,332.60 : x
  2. Step 2: Convert to fraction form
    1,402.26/1,935.54 = 1,332.60/x
  3. Step 3: Cross multiply
    1,402.26x = 1,935.54 × 1,332.60
  4. Step 4: Simplify right side
    1,402.26x = 2,579,300.60
  5. Step 5: Solve for x
    x = 2,579,300.60/1,402.26
  6. Step 6: Final answer
    x = 1,839.39

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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.