Home / 7,530.24-11,295.40-3,090.32

Finding the Fourth Proportional to 7,530.24, 11,295.40 and 3,090.32

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Solution

The fourth proportional to 7,530.24, 11,295.40 and 3,090.32 is: 4,635.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.24 : 11,295.40 = 3,090.32 : x
  2. Step 2: Convert to fraction form
    7,530.24/11,295.40 = 3,090.32/x
  3. Step 3: Cross multiply
    7,530.24x = 11,295.40 × 3,090.32
  4. Step 4: Simplify right side
    7,530.24x = 34,906,400.53
  5. Step 5: Solve for x
    x = 34,906,400.53/7,530.24
  6. Step 6: Final answer
    x = 4,635.50

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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.