Home / 8,084.84-11,157.12-4,729.31

Finding the Fourth Proportional to 8,084.84, 11,157.12 and 4,729.31

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Solution

The fourth proportional to 8,084.84, 11,157.12 and 4,729.31 is: 6,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.84 : 11,157.12 = 4,729.31 : x
  2. Step 2: Convert to fraction form
    8,084.84/11,157.12 = 4,729.31/x
  3. Step 3: Cross multiply
    8,084.84x = 11,157.12 × 4,729.31
  4. Step 4: Simplify right side
    8,084.84x = 52,765,483.32
  5. Step 5: Solve for x
    x = 52,765,483.32/8,084.84
  6. Step 6: Final answer
    x = 6,526.47

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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.