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Finding the Fourth Proportional to 8,304.85, 11,460.28 and 4,719.34

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Solution

The fourth proportional to 8,304.85, 11,460.28 and 4,719.34 is: 6,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.85 : 11,460.28 = 4,719.34 : x
  2. Step 2: Convert to fraction form
    8,304.85/11,460.28 = 4,719.34/x
  3. Step 3: Cross multiply
    8,304.85x = 11,460.28 × 4,719.34
  4. Step 4: Simplify right side
    8,304.85x = 54,084,957.82
  5. Step 5: Solve for x
    x = 54,084,957.82/8,304.85
  6. Step 6: Final answer
    x = 6,512.45

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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.