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Finding the Fourth Proportional to 6,530.94, 9,797.88 and 2,148.84

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Solution

The fourth proportional to 6,530.94, 9,797.88 and 2,148.84 is: 3,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.94 : 9,797.88 = 2,148.84 : x
  2. Step 2: Convert to fraction form
    6,530.94/9,797.88 = 2,148.84/x
  3. Step 3: Cross multiply
    6,530.94x = 9,797.88 × 2,148.84
  4. Step 4: Simplify right side
    6,530.94x = 21,054,076.46
  5. Step 5: Solve for x
    x = 21,054,076.46/6,530.94
  6. Step 6: Final answer
    x = 3,223.74

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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.