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Finding the Fourth Proportional to 7,793.52, 11,690.64 and 1,950.18

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Solution

The fourth proportional to 7,793.52, 11,690.64 and 1,950.18 is: 2,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.52 : 11,690.64 = 1,950.18 : x
  2. Step 2: Convert to fraction form
    7,793.52/11,690.64 = 1,950.18/x
  3. Step 3: Cross multiply
    7,793.52x = 11,690.64 × 1,950.18
  4. Step 4: Simplify right side
    7,793.52x = 22,798,852.32
  5. Step 5: Solve for x
    x = 22,798,852.32/7,793.52
  6. Step 6: Final answer
    x = 2,925.36

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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.