Home / 13,160.54-19,733.83-6,904.91

Finding the Fourth Proportional to 13,160.54, 19,733.83 and 6,904.91

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Solution

The fourth proportional to 13,160.54, 19,733.83 and 6,904.91 is: 10,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,160.54 : 19,733.83 = 6,904.91 : x
  2. Step 2: Convert to fraction form
    13,160.54/19,733.83 = 6,904.91/x
  3. Step 3: Cross multiply
    13,160.54x = 19,733.83 × 6,904.91
  4. Step 4: Simplify right side
    13,160.54x = 136,260,352.18
  5. Step 5: Solve for x
    x = 136,260,352.18/13,160.54
  6. Step 6: Final answer
    x = 10,353.70

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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.