Home / 7,386.71-10,195.40-4,244.72

Finding the Fourth Proportional to 7,386.71, 10,195.40 and 4,244.72

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Solution

The fourth proportional to 7,386.71, 10,195.40 and 4,244.72 is: 5,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.71 : 10,195.40 = 4,244.72 : x
  2. Step 2: Convert to fraction form
    7,386.71/10,195.40 = 4,244.72/x
  3. Step 3: Cross multiply
    7,386.71x = 10,195.40 × 4,244.72
  4. Step 4: Simplify right side
    7,386.71x = 43,276,577.92
  5. Step 5: Solve for x
    x = 43,276,577.92/7,386.71
  6. Step 6: Final answer
    x = 5,858.71

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Half scale
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Double scale
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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.