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Finding the Fourth Proportional to 6,348.94, 9,532.50 and 3,888.64

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Solution

The fourth proportional to 6,348.94, 9,532.50 and 3,888.64 is: 5,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.94 : 9,532.50 = 3,888.64 : x
  2. Step 2: Convert to fraction form
    6,348.94/9,532.50 = 3,888.64/x
  3. Step 3: Cross multiply
    6,348.94x = 9,532.50 × 3,888.64
  4. Step 4: Simplify right side
    6,348.94x = 37,068,460.80
  5. Step 5: Solve for x
    x = 37,068,460.80/6,348.94
  6. Step 6: Final answer
    x = 5,838.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.