Home / 9,140.84-13,711.27-3,297.45

Finding the Fourth Proportional to 9,140.84, 13,711.27 and 3,297.45

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Solution

The fourth proportional to 9,140.84, 13,711.27 and 3,297.45 is: 4,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.84 : 13,711.27 = 3,297.45 : x
  2. Step 2: Convert to fraction form
    9,140.84/13,711.27 = 3,297.45/x
  3. Step 3: Cross multiply
    9,140.84x = 13,711.27 × 3,297.45
  4. Step 4: Simplify right side
    9,140.84x = 45,212,253.30
  5. Step 5: Solve for x
    x = 45,212,253.30/9,140.84
  6. Step 6: Final answer
    x = 4,946.18

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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.