Home / 12,560.37-17,333.53-6,895.65

Finding the Fourth Proportional to 12,560.37, 17,333.53 and 6,895.65

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Solution

The fourth proportional to 12,560.37, 17,333.53 and 6,895.65 is: 9,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.37 : 17,333.53 = 6,895.65 : x
  2. Step 2: Convert to fraction form
    12,560.37/17,333.53 = 6,895.65/x
  3. Step 3: Cross multiply
    12,560.37x = 17,333.53 × 6,895.65
  4. Step 4: Simplify right side
    12,560.37x = 119,525,956.14
  5. Step 5: Solve for x
    x = 119,525,956.14/12,560.37
  6. Step 6: Final answer
    x = 9,516.12

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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.