Home / 1,460.07-2,186.52-938.43

Finding the Fourth Proportional to 1,460.07, 2,186.52 and 938.43

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Solution

The fourth proportional to 1,460.07, 2,186.52 and 938.43 is: 1,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.07 : 2,186.52 = 938.43 : x
  2. Step 2: Convert to fraction form
    1,460.07/2,186.52 = 938.43/x
  3. Step 3: Cross multiply
    1,460.07x = 2,186.52 × 938.43
  4. Step 4: Simplify right side
    1,460.07x = 2,051,895.96
  5. Step 5: Solve for x
    x = 2,051,895.96/1,460.07
  6. Step 6: Final answer
    x = 1,405.34

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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.