Home / 10,627.32-15,937.60-3,509.98

Finding the Fourth Proportional to 10,627.32, 15,937.60 and 3,509.98

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Solution

The fourth proportional to 10,627.32, 15,937.60 and 3,509.98 is: 5,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.32 : 15,937.60 = 3,509.98 : x
  2. Step 2: Convert to fraction form
    10,627.32/15,937.60 = 3,509.98/x
  3. Step 3: Cross multiply
    10,627.32x = 15,937.60 × 3,509.98
  4. Step 4: Simplify right side
    10,627.32x = 55,940,657.25
  5. Step 5: Solve for x
    x = 55,940,657.25/10,627.32
  6. Step 6: Final answer
    x = 5,263.85

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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.