Home / 11,627.23-17,417.49-5,378.49

Finding the Fourth Proportional to 11,627.23, 17,417.49 and 5,378.49

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Solution

The fourth proportional to 11,627.23, 17,417.49 and 5,378.49 is: 8,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.23 : 17,417.49 = 5,378.49 : x
  2. Step 2: Convert to fraction form
    11,627.23/17,417.49 = 5,378.49/x
  3. Step 3: Cross multiply
    11,627.23x = 17,417.49 × 5,378.49
  4. Step 4: Simplify right side
    11,627.23x = 93,679,795.79
  5. Step 5: Solve for x
    x = 93,679,795.79/11,627.23
  6. Step 6: Final answer
    x = 8,056.93

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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.