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Finding the Fourth Proportional to 8,692.53, 13,038.83 and 6,107.01

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Solution

The fourth proportional to 8,692.53, 13,038.83 and 6,107.01 is: 9,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.53 : 13,038.83 = 6,107.01 : x
  2. Step 2: Convert to fraction form
    8,692.53/13,038.83 = 6,107.01/x
  3. Step 3: Cross multiply
    8,692.53x = 13,038.83 × 6,107.01
  4. Step 4: Simplify right side
    8,692.53x = 79,628,313.06
  5. Step 5: Solve for x
    x = 79,628,313.06/8,692.53
  6. Step 6: Final answer
    x = 9,160.54

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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.