Home / 10,824.93-14,938.70-6,630.75

Finding the Fourth Proportional to 10,824.93, 14,938.70 and 6,630.75

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Solution

The fourth proportional to 10,824.93, 14,938.70 and 6,630.75 is: 9,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.93 : 14,938.70 = 6,630.75 : x
  2. Step 2: Convert to fraction form
    10,824.93/14,938.70 = 6,630.75/x
  3. Step 3: Cross multiply
    10,824.93x = 14,938.70 × 6,630.75
  4. Step 4: Simplify right side
    10,824.93x = 99,054,751.87
  5. Step 5: Solve for x
    x = 99,054,751.87/10,824.93
  6. Step 6: Final answer
    x = 9,150.61

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1.5x scale

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.