Home / 10,956.57-16,440.77-7,260.54

Finding the Fourth Proportional to 10,956.57, 16,440.77 and 7,260.54

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Solution

The fourth proportional to 10,956.57, 16,440.77 and 7,260.54 is: 10,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.57 : 16,440.77 = 7,260.54 : x
  2. Step 2: Convert to fraction form
    10,956.57/16,440.77 = 7,260.54/x
  3. Step 3: Cross multiply
    10,956.57x = 16,440.77 × 7,260.54
  4. Step 4: Simplify right side
    10,956.57x = 119,368,824.71
  5. Step 5: Solve for x
    x = 119,368,824.71/10,956.57
  6. Step 6: Final answer
    x = 10,894.73

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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.