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Finding the Fourth Proportional to 6,630.64, 9,946.02 and 1,950.74

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Solution

The fourth proportional to 6,630.64, 9,946.02 and 1,950.74 is: 2,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.64 : 9,946.02 = 1,950.74 : x
  2. Step 2: Convert to fraction form
    6,630.64/9,946.02 = 1,950.74/x
  3. Step 3: Cross multiply
    6,630.64x = 9,946.02 × 1,950.74
  4. Step 4: Simplify right side
    6,630.64x = 19,402,099.05
  5. Step 5: Solve for x
    x = 19,402,099.05/6,630.64
  6. Step 6: Final answer
    x = 2,926.13

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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.