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Finding the Fourth Proportional to 7,797.15, 11,692.08 and 4,637.88

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Solution

The fourth proportional to 7,797.15, 11,692.08 and 4,637.88 is: 6,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797.15 : 11,692.08 = 4,637.88 : x
  2. Step 2: Convert to fraction form
    7,797.15/11,692.08 = 4,637.88/x
  3. Step 3: Cross multiply
    7,797.15x = 11,692.08 × 4,637.88
  4. Step 4: Simplify right side
    7,797.15x = 54,226,463.99
  5. Step 5: Solve for x
    x = 54,226,463.99/7,797.15
  6. Step 6: Final answer
    x = 6,954.65

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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.