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Finding the Fourth Proportional to 2,332.51, 3,498.70 and 945.47

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Solution

The fourth proportional to 2,332.51, 3,498.70 and 945.47 is: 1,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.51 : 3,498.70 = 945.47 : x
  2. Step 2: Convert to fraction form
    2,332.51/3,498.70 = 945.47/x
  3. Step 3: Cross multiply
    2,332.51x = 3,498.70 × 945.47
  4. Step 4: Simplify right side
    2,332.51x = 3,307,893.67
  5. Step 5: Solve for x
    x = 3,307,893.67/2,332.51
  6. Step 6: Final answer
    x = 1,418.17

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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.