Home / 11,056.24-15,258.72-6,342

Finding the Fourth Proportional to 11,056.24, 15,258.72 and 6,342

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Solution

The fourth proportional to 11,056.24, 15,258.72 and 6,342 is: 8,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,056.24 : 15,258.72 = 6,342 : x
  2. Step 2: Convert to fraction form
    11,056.24/15,258.72 = 6,342/x
  3. Step 3: Cross multiply
    11,056.24x = 15,258.72 × 6,342
  4. Step 4: Simplify right side
    11,056.24x = 96,770,802.24
  5. Step 5: Solve for x
    x = 96,770,802.24/11,056.24
  6. Step 6: Final answer
    x = 8,752.60

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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.