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Finding the Fourth Proportional to 6,633.90, 9,928.98 and 3,852.77

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Solution

The fourth proportional to 6,633.90, 9,928.98 and 3,852.77 is: 5,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.90 : 9,928.98 = 3,852.77 : x
  2. Step 2: Convert to fraction form
    6,633.90/9,928.98 = 3,852.77/x
  3. Step 3: Cross multiply
    6,633.90x = 9,928.98 × 3,852.77
  4. Step 4: Simplify right side
    6,633.90x = 38,254,026.63
  5. Step 5: Solve for x
    x = 38,254,026.63/6,633.90
  6. Step 6: Final answer
    x = 5,766.45

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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.