Home / 10,647.53-14,694.04-5,931.81

Finding the Fourth Proportional to 10,647.53, 14,694.04 and 5,931.81

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Solution

The fourth proportional to 10,647.53, 14,694.04 and 5,931.81 is: 8,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.53 : 14,694.04 = 5,931.81 : x
  2. Step 2: Convert to fraction form
    10,647.53/14,694.04 = 5,931.81/x
  3. Step 3: Cross multiply
    10,647.53x = 14,694.04 × 5,931.81
  4. Step 4: Simplify right side
    10,647.53x = 87,162,253.41
  5. Step 5: Solve for x
    x = 87,162,253.41/10,647.53
  6. Step 6: Final answer
    x = 8,186.15

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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.