Home / 9,731.07-14,598.42-3,156.39

Finding the Fourth Proportional to 9,731.07, 14,598.42 and 3,156.39

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Solution

The fourth proportional to 9,731.07, 14,598.42 and 3,156.39 is: 4,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.07 : 14,598.42 = 3,156.39 : x
  2. Step 2: Convert to fraction form
    9,731.07/14,598.42 = 3,156.39/x
  3. Step 3: Cross multiply
    9,731.07x = 14,598.42 × 3,156.39
  4. Step 4: Simplify right side
    9,731.07x = 46,078,306.90
  5. Step 5: Solve for x
    x = 46,078,306.90/9,731.07
  6. Step 6: Final answer
    x = 4,735.17

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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.