Home / 10,133.10-15,192.36-6,838.02

Finding the Fourth Proportional to 10,133.10, 15,192.36 and 6,838.02

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Solution

The fourth proportional to 10,133.10, 15,192.36 and 6,838.02 is: 10,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.10 : 15,192.36 = 6,838.02 : x
  2. Step 2: Convert to fraction form
    10,133.10/15,192.36 = 6,838.02/x
  3. Step 3: Cross multiply
    10,133.10x = 15,192.36 × 6,838.02
  4. Step 4: Simplify right side
    10,133.10x = 103,885,661.53
  5. Step 5: Solve for x
    x = 103,885,661.53/10,133.10
  6. Step 6: Final answer
    x = 10,252.11

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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.