Home / 7,359.51-10,149.12-4,843.75

Finding the Fourth Proportional to 7,359.51, 10,149.12 and 4,843.75

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Solution

The fourth proportional to 7,359.51, 10,149.12 and 4,843.75 is: 6,679.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.51 : 10,149.12 = 4,843.75 : x
  2. Step 2: Convert to fraction form
    7,359.51/10,149.12 = 4,843.75/x
  3. Step 3: Cross multiply
    7,359.51x = 10,149.12 × 4,843.75
  4. Step 4: Simplify right side
    7,359.51x = 49,159,800.00
  5. Step 5: Solve for x
    x = 49,159,800.00/7,359.51
  6. Step 6: Final answer
    x = 6,679.77

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Half scale
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Double scale
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Similar ratio
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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.