Home / 9,732.78-13,428.75-5,954.58

Finding the Fourth Proportional to 9,732.78, 13,428.75 and 5,954.58

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Solution

The fourth proportional to 9,732.78, 13,428.75 and 5,954.58 is: 8,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,732.78 : 13,428.75 = 5,954.58 : x
  2. Step 2: Convert to fraction form
    9,732.78/13,428.75 = 5,954.58/x
  3. Step 3: Cross multiply
    9,732.78x = 13,428.75 × 5,954.58
  4. Step 4: Simplify right side
    9,732.78x = 79,962,566.18
  5. Step 5: Solve for x
    x = 79,962,566.18/9,732.78
  6. Step 6: Final answer
    x = 8,215.80

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1.5x scale

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.