Home / 6,636.32-9,957.18-3,515.48

Finding the Fourth Proportional to 6,636.32, 9,957.18 and 3,515.48

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Solution

The fourth proportional to 6,636.32, 9,957.18 and 3,515.48 is: 5,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.32 : 9,957.18 = 3,515.48 : x
  2. Step 2: Convert to fraction form
    6,636.32/9,957.18 = 3,515.48/x
  3. Step 3: Cross multiply
    6,636.32x = 9,957.18 × 3,515.48
  4. Step 4: Simplify right side
    6,636.32x = 35,004,267.15
  5. Step 5: Solve for x
    x = 35,004,267.15/6,636.32
  6. Step 6: Final answer
    x = 5,274.65

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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.