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Finding the Fourth Proportional to 8,352.64, 11,527.66 and 4,995.42

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Solution

The fourth proportional to 8,352.64, 11,527.66 and 4,995.42 is: 6,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.64 : 11,527.66 = 4,995.42 : x
  2. Step 2: Convert to fraction form
    8,352.64/11,527.66 = 4,995.42/x
  3. Step 3: Cross multiply
    8,352.64x = 11,527.66 × 4,995.42
  4. Step 4: Simplify right side
    8,352.64x = 57,585,503.32
  5. Step 5: Solve for x
    x = 57,585,503.32/8,352.64
  6. Step 6: Final answer
    x = 6,894.29

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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.