Home / 10,627.70-15,941.46-4,391.06

Finding the Fourth Proportional to 10,627.70, 15,941.46 and 4,391.06

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Solution

The fourth proportional to 10,627.70, 15,941.46 and 4,391.06 is: 6,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.70 : 15,941.46 = 4,391.06 : x
  2. Step 2: Convert to fraction form
    10,627.70/15,941.46 = 4,391.06/x
  3. Step 3: Cross multiply
    10,627.70x = 15,941.46 × 4,391.06
  4. Step 4: Simplify right side
    10,627.70x = 69,999,907.35
  5. Step 5: Solve for x
    x = 69,999,907.35/10,627.70
  6. Step 6: Final answer
    x = 6,586.55

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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.