Home / 7,147.54-10,758.57-6,468.34

Finding the Fourth Proportional to 7,147.54, 10,758.57 and 6,468.34

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Solution

The fourth proportional to 7,147.54, 10,758.57 and 6,468.34 is: 9,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147.54 : 10,758.57 = 6,468.34 : x
  2. Step 2: Convert to fraction form
    7,147.54/10,758.57 = 6,468.34/x
  3. Step 3: Cross multiply
    7,147.54x = 10,758.57 × 6,468.34
  4. Step 4: Simplify right side
    7,147.54x = 69,590,088.67
  5. Step 5: Solve for x
    x = 69,590,088.67/7,147.54
  6. Step 6: Final answer
    x = 9,736.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.