Home / 9,746.55-14,621.85-3,172.19

Finding the Fourth Proportional to 9,746.55, 14,621.85 and 3,172.19

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Solution

The fourth proportional to 9,746.55, 14,621.85 and 3,172.19 is: 4,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,746.55 : 14,621.85 = 3,172.19 : x
  2. Step 2: Convert to fraction form
    9,746.55/14,621.85 = 3,172.19/x
  3. Step 3: Cross multiply
    9,746.55x = 14,621.85 × 3,172.19
  4. Step 4: Simplify right side
    9,746.55x = 46,383,213.24
  5. Step 5: Solve for x
    x = 46,383,213.24/9,746.55
  6. Step 6: Final answer
    x = 4,758.94

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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.