Home / 7,654.56-11,484-4,736.40

Finding the Fourth Proportional to 7,654.56, 11,484 and 4,736.40

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Solution

The fourth proportional to 7,654.56, 11,484 and 4,736.40 is: 7,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.56 : 11,484 = 4,736.40 : x
  2. Step 2: Convert to fraction form
    7,654.56/11,484 = 4,736.40/x
  3. Step 3: Cross multiply
    7,654.56x = 11,484 × 4,736.40
  4. Step 4: Simplify right side
    7,654.56x = 54,392,817.60
  5. Step 5: Solve for x
    x = 54,392,817.60/7,654.56
  6. Step 6: Final answer
    x = 7,105.94

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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.