Home / 7,465.02-11,195.30-5,378.73

Finding the Fourth Proportional to 7,465.02, 11,195.30 and 5,378.73

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Solution

The fourth proportional to 7,465.02, 11,195.30 and 5,378.73 is: 8,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.02 : 11,195.30 = 5,378.73 : x
  2. Step 2: Convert to fraction form
    7,465.02/11,195.30 = 5,378.73/x
  3. Step 3: Cross multiply
    7,465.02x = 11,195.30 × 5,378.73
  4. Step 4: Simplify right side
    7,465.02x = 60,216,495.97
  5. Step 5: Solve for x
    x = 60,216,495.97/7,465.02
  6. Step 6: Final answer
    x = 8,066.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.