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Finding the Fourth Proportional to 7,504.76, 10,357.22 and 4,361.96

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Solution

The fourth proportional to 7,504.76, 10,357.22 and 4,361.96 is: 6,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.76 : 10,357.22 = 4,361.96 : x
  2. Step 2: Convert to fraction form
    7,504.76/10,357.22 = 4,361.96/x
  3. Step 3: Cross multiply
    7,504.76x = 10,357.22 × 4,361.96
  4. Step 4: Simplify right side
    7,504.76x = 45,177,779.35
  5. Step 5: Solve for x
    x = 45,177,779.35/7,504.76
  6. Step 6: Final answer
    x = 6,019.88

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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.