Home / 11,340.64-15,654.46-7,562.44

Finding the Fourth Proportional to 11,340.64, 15,654.46 and 7,562.44

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Solution

The fourth proportional to 11,340.64, 15,654.46 and 7,562.44 is: 10,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.64 : 15,654.46 = 7,562.44 : x
  2. Step 2: Convert to fraction form
    11,340.64/15,654.46 = 7,562.44/x
  3. Step 3: Cross multiply
    11,340.64x = 15,654.46 × 7,562.44
  4. Step 4: Simplify right side
    11,340.64x = 118,385,914.48
  5. Step 5: Solve for x
    x = 118,385,914.48/11,340.64
  6. Step 6: Final answer
    x = 10,439.09

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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.