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Finding the Fourth Proportional to 7,527.01, 10,388.15 and 4,383.19

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Solution

The fourth proportional to 7,527.01, 10,388.15 and 4,383.19 is: 6,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.01 : 10,388.15 = 4,383.19 : x
  2. Step 2: Convert to fraction form
    7,527.01/10,388.15 = 4,383.19/x
  3. Step 3: Cross multiply
    7,527.01x = 10,388.15 × 4,383.19
  4. Step 4: Simplify right side
    7,527.01x = 45,533,213.28
  5. Step 5: Solve for x
    x = 45,533,213.28/7,527.01
  6. Step 6: Final answer
    x = 6,049.31

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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.