Home / 10,553.04-15,829.56-3,627

Finding the Fourth Proportional to 10,553.04, 15,829.56 and 3,627

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Solution

The fourth proportional to 10,553.04, 15,829.56 and 3,627 is: 5,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.04 : 15,829.56 = 3,627 : x
  2. Step 2: Convert to fraction form
    10,553.04/15,829.56 = 3,627/x
  3. Step 3: Cross multiply
    10,553.04x = 15,829.56 × 3,627
  4. Step 4: Simplify right side
    10,553.04x = 57,413,814.12
  5. Step 5: Solve for x
    x = 57,413,814.12/10,553.04
  6. Step 6: Final answer
    x = 5,440.50

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1.5x scale

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.