Home / 9,748.32-14,623.69-3,172.74

Finding the Fourth Proportional to 9,748.32, 14,623.69 and 3,172.74

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Solution

The fourth proportional to 9,748.32, 14,623.69 and 3,172.74 is: 4,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.32 : 14,623.69 = 3,172.74 : x
  2. Step 2: Convert to fraction form
    9,748.32/14,623.69 = 3,172.74/x
  3. Step 3: Cross multiply
    9,748.32x = 14,623.69 × 3,172.74
  4. Step 4: Simplify right side
    9,748.32x = 46,397,166.21
  5. Step 5: Solve for x
    x = 46,397,166.21/9,748.32
  6. Step 6: Final answer
    x = 4,759.50

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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.